Home / 18,360.24-25,332.96-10,400.76

Finding the Fourth Proportional to 18,360.24, 25,332.96 and 10,400.76

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Solution

The fourth proportional to 18,360.24, 25,332.96 and 10,400.76 is: 14,350.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,360.24 : 25,332.96 = 10,400.76 : x
  2. Step 2: Convert to fraction form
    18,360.24/25,332.96 = 10,400.76/x
  3. Step 3: Cross multiply
    18,360.24x = 25,332.96 × 10,400.76
  4. Step 4: Simplify right side
    18,360.24x = 263,482,037.05
  5. Step 5: Solve for x
    x = 263,482,037.05/18,360.24
  6. Step 6: Final answer
    x = 14,350.69

Related Problems

Find fourth proportional to 9,180.12, 12,666.48 and 5,200.38
Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.