Home / 25,695.10-38,542.65-9,073.90

Finding the Fourth Proportional to 25,695.10, 38,542.65 and 9,073.90

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Solution

The fourth proportional to 25,695.10, 38,542.65 and 9,073.90 is: 13,610.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,695.10 : 38,542.65 = 9,073.90 : x
  2. Step 2: Convert to fraction form
    25,695.10/38,542.65 = 9,073.90/x
  3. Step 3: Cross multiply
    25,695.10x = 38,542.65 × 9,073.90
  4. Step 4: Simplify right side
    25,695.10x = 349,732,151.84
  5. Step 5: Solve for x
    x = 349,732,151.84/25,695.10
  6. Step 6: Final answer
    x = 13,610.85

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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.