Home / 28,160.48-42,211.44-14,839.52

Finding the Fourth Proportional to 28,160.48, 42,211.44 and 14,839.52

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Solution

The fourth proportional to 28,160.48, 42,211.44 and 14,839.52 is: 22,243.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,160.48 : 42,211.44 = 14,839.52 : x
  2. Step 2: Convert to fraction form
    28,160.48/42,211.44 = 14,839.52/x
  3. Step 3: Cross multiply
    28,160.48x = 42,211.44 × 14,839.52
  4. Step 4: Simplify right side
    28,160.48x = 626,397,508.11
  5. Step 5: Solve for x
    x = 626,397,508.11/28,160.48
  6. Step 6: Final answer
    x = 22,243.85

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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.