Home / 71,810.04-107,732.52-24,428.28

Finding the Fourth Proportional to 71,810.04, 107,732.52 and 24,428.28

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Solution

The fourth proportional to 71,810.04, 107,732.52 and 24,428.28 is: 36,648.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,810.04 : 107,732.52 = 24,428.28 : x
  2. Step 2: Convert to fraction form
    71,810.04/107,732.52 = 24,428.28/x
  3. Step 3: Cross multiply
    71,810.04x = 107,732.52 × 24,428.28
  4. Step 4: Simplify right side
    71,810.04x = 2,631,720,163.67
  5. Step 5: Solve for x
    x = 2,631,720,163.67/71,810.04
  6. Step 6: Final answer
    x = 36,648.36

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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.