Home / 40,398.36-60,600.78-14,102.52

Finding the Fourth Proportional to 40,398.36, 60,600.78 and 14,102.52

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Solution

The fourth proportional to 40,398.36, 60,600.78 and 14,102.52 is: 21,154.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,398.36 : 60,600.78 = 14,102.52 : x
  2. Step 2: Convert to fraction form
    40,398.36/60,600.78 = 14,102.52/x
  3. Step 3: Cross multiply
    40,398.36x = 60,600.78 × 14,102.52
  4. Step 4: Simplify right side
    40,398.36x = 854,623,711.97
  5. Step 5: Solve for x
    x = 854,623,711.97/40,398.36
  6. Step 6: Final answer
    x = 21,154.91

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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.