Home / 40,006.62-60,046.02-21,302.28

Finding the Fourth Proportional to 40,006.62, 60,046.02 and 21,302.28

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Solution

The fourth proportional to 40,006.62, 60,046.02 and 21,302.28 is: 31,972.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,006.62 : 60,046.02 = 21,302.28 : x
  2. Step 2: Convert to fraction form
    40,006.62/60,046.02 = 21,302.28/x
  3. Step 3: Cross multiply
    40,006.62x = 60,046.02 × 21,302.28
  4. Step 4: Simplify right side
    40,006.62x = 1,279,117,130.93
  5. Step 5: Solve for x
    x = 1,279,117,130.93/40,006.62
  6. Step 6: Final answer
    x = 31,972.64

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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.