Home / 25,747.92-38,627.69-13,901.43

Finding the Fourth Proportional to 25,747.92, 38,627.69 and 13,901.43

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Solution

The fourth proportional to 25,747.92, 38,627.69 and 13,901.43 is: 20,855.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,747.92 : 38,627.69 = 13,901.43 : x
  2. Step 2: Convert to fraction form
    25,747.92/38,627.69 = 13,901.43/x
  3. Step 3: Cross multiply
    25,747.92x = 38,627.69 × 13,901.43
  4. Step 4: Simplify right side
    25,747.92x = 536,980,059.09
  5. Step 5: Solve for x
    x = 536,980,059.09/25,747.92
  6. Step 6: Final answer
    x = 20,855.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.