Home / 25,691.04-38,538.45-10,898.28

Finding the Fourth Proportional to 25,691.04, 38,538.45 and 10,898.28

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Solution

The fourth proportional to 25,691.04, 38,538.45 and 10,898.28 is: 16,348.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,691.04 : 38,538.45 = 10,898.28 : x
  2. Step 2: Convert to fraction form
    25,691.04/38,538.45 = 10,898.28/x
  3. Step 3: Cross multiply
    25,691.04x = 38,538.45 × 10,898.28
  4. Step 4: Simplify right side
    25,691.04x = 420,002,818.87
  5. Step 5: Solve for x
    x = 420,002,818.87/25,691.04
  6. Step 6: Final answer
    x = 16,348.22

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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.