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Finding the Fourth Proportional to 47,710.67, 65,838.14 and 26,488.57

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Solution

The fourth proportional to 47,710.67, 65,838.14 and 26,488.57 is: 36,552.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,710.67 : 65,838.14 = 26,488.57 : x
  2. Step 2: Convert to fraction form
    47,710.67/65,838.14 = 26,488.57/x
  3. Step 3: Cross multiply
    47,710.67x = 65,838.14 × 26,488.57
  4. Step 4: Simplify right side
    47,710.67x = 1,743,957,850.87
  5. Step 5: Solve for x
    x = 1,743,957,850.87/47,710.67
  6. Step 6: Final answer
    x = 36,552.79

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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.