Home / 40,866.24-61,377.12-25,392

Finding the Fourth Proportional to 40,866.24, 61,377.12 and 25,392

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Solution

The fourth proportional to 40,866.24, 61,377.12 and 25,392 is: 38,136.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,866.24 : 61,377.12 = 25,392 : x
  2. Step 2: Convert to fraction form
    40,866.24/61,377.12 = 25,392/x
  3. Step 3: Cross multiply
    40,866.24x = 61,377.12 × 25,392
  4. Step 4: Simplify right side
    40,866.24x = 1,558,487,831.04
  5. Step 5: Solve for x
    x = 1,558,487,831.04/40,866.24
  6. Step 6: Final answer
    x = 38,136.32

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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.