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Finding the Fourth Proportional to 44,721.32, 61,687.98 and 26,559.70

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Solution

The fourth proportional to 44,721.32, 61,687.98 and 26,559.70 is: 36,636.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,721.32 : 61,687.98 = 26,559.70 : x
  2. Step 2: Convert to fraction form
    44,721.32/61,687.98 = 26,559.70/x
  3. Step 3: Cross multiply
    44,721.32x = 61,687.98 × 26,559.70
  4. Step 4: Simplify right side
    44,721.32x = 1,638,414,242.41
  5. Step 5: Solve for x
    x = 1,638,414,242.41/44,721.32
  6. Step 6: Final answer
    x = 36,636.09

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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.