Home / 18,156.76-25,037.34-14,373.88

Finding the Fourth Proportional to 18,156.76, 25,037.34 and 14,373.88

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Solution

The fourth proportional to 18,156.76, 25,037.34 and 14,373.88 is: 19,820.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,156.76 : 25,037.34 = 14,373.88 : x
  2. Step 2: Convert to fraction form
    18,156.76/25,037.34 = 14,373.88/x
  3. Step 3: Cross multiply
    18,156.76x = 25,037.34 × 14,373.88
  4. Step 4: Simplify right side
    18,156.76x = 359,883,720.68
  5. Step 5: Solve for x
    x = 359,883,720.68/18,156.76
  6. Step 6: Final answer
    x = 19,820.92

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Double scale
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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.