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Finding the Fourth Proportional to 41,377.80, 62,066.70 and 26,603.40

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Solution

The fourth proportional to 41,377.80, 62,066.70 and 26,603.40 is: 39,905.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,377.80 : 62,066.70 = 26,603.40 : x
  2. Step 2: Convert to fraction form
    41,377.80/62,066.70 = 26,603.40/x
  3. Step 3: Cross multiply
    41,377.80x = 62,066.70 × 26,603.40
  4. Step 4: Simplify right side
    41,377.80x = 1,651,185,246.78
  5. Step 5: Solve for x
    x = 1,651,185,246.78/41,377.80
  6. Step 6: Final answer
    x = 39,905.10

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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.