Home / 62,821.52-94,246.17-20,699.90

Finding the Fourth Proportional to 62,821.52, 94,246.17 and 20,699.90

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Solution

The fourth proportional to 62,821.52, 94,246.17 and 20,699.90 is: 31,054.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,821.52 : 94,246.17 = 20,699.90 : x
  2. Step 2: Convert to fraction form
    62,821.52/94,246.17 = 20,699.90/x
  3. Step 3: Cross multiply
    62,821.52x = 94,246.17 × 20,699.90
  4. Step 4: Simplify right side
    62,821.52x = 1,950,886,294.38
  5. Step 5: Solve for x
    x = 1,950,886,294.38/62,821.52
  6. Step 6: Final answer
    x = 31,054.43

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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.