Home / 71,384.47-98,510.07-39,553.27

Finding the Fourth Proportional to 71,384.47, 98,510.07 and 39,553.27

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Solution

The fourth proportional to 71,384.47, 98,510.07 and 39,553.27 is: 54,583.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,384.47 : 98,510.07 = 39,553.27 : x
  2. Step 2: Convert to fraction form
    71,384.47/98,510.07 = 39,553.27/x
  3. Step 3: Cross multiply
    71,384.47x = 98,510.07 × 39,553.27
  4. Step 4: Simplify right side
    71,384.47x = 3,896,395,396.43
  5. Step 5: Solve for x
    x = 3,896,395,396.43/71,384.47
  6. Step 6: Final answer
    x = 54,583.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.