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Finding the Fourth Proportional to 47,759.66, 65,905.13 and 26,248.94

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Solution

The fourth proportional to 47,759.66, 65,905.13 and 26,248.94 is: 36,221.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,759.66 : 65,905.13 = 26,248.94 : x
  2. Step 2: Convert to fraction form
    47,759.66/65,905.13 = 26,248.94/x
  3. Step 3: Cross multiply
    47,759.66x = 65,905.13 × 26,248.94
  4. Step 4: Simplify right side
    47,759.66x = 1,729,940,033.45
  5. Step 5: Solve for x
    x = 1,729,940,033.45/47,759.66
  6. Step 6: Final answer
    x = 36,221.78

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1.5x scale

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.