Home / 47,647.66-65,752.09-26,428.90

Finding the Fourth Proportional to 47,647.66, 65,752.09 and 26,428.90

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Solution

The fourth proportional to 47,647.66, 65,752.09 and 26,428.90 is: 36,470.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,647.66 : 65,752.09 = 26,428.90 : x
  2. Step 2: Convert to fraction form
    47,647.66/65,752.09 = 26,428.90/x
  3. Step 3: Cross multiply
    47,647.66x = 65,752.09 × 26,428.90
  4. Step 4: Simplify right side
    47,647.66x = 1,737,755,180.95
  5. Step 5: Solve for x
    x = 1,737,755,180.95/47,647.66
  6. Step 6: Final answer
    x = 36,470.95

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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.