Home / 25,489.38-38,232.72-7,957.92

Finding the Fourth Proportional to 25,489.38, 38,232.72 and 7,957.92

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Solution

The fourth proportional to 25,489.38, 38,232.72 and 7,957.92 is: 11,936.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,489.38 : 38,232.72 = 7,957.92 : x
  2. Step 2: Convert to fraction form
    25,489.38/38,232.72 = 7,957.92/x
  3. Step 3: Cross multiply
    25,489.38x = 38,232.72 × 7,957.92
  4. Step 4: Simplify right side
    25,489.38x = 304,252,927.14
  5. Step 5: Solve for x
    x = 304,252,927.14/25,489.38
  6. Step 6: Final answer
    x = 11,936.46

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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.