Home / 18,341.83-25,311.48-10,383.85

Finding the Fourth Proportional to 18,341.83, 25,311.48 and 10,383.85

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Solution

The fourth proportional to 18,341.83, 25,311.48 and 10,383.85 is: 14,329.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,341.83 : 25,311.48 = 10,383.85 : x
  2. Step 2: Convert to fraction form
    18,341.83/25,311.48 = 10,383.85/x
  3. Step 3: Cross multiply
    18,341.83x = 25,311.48 × 10,383.85
  4. Step 4: Simplify right side
    18,341.83x = 262,830,611.60
  5. Step 5: Solve for x
    x = 262,830,611.60/18,341.83
  6. Step 6: Final answer
    x = 14,329.57

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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.