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Finding the Fourth Proportional to 47,787.71, 65,951.03 and 26,568.95

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Solution

The fourth proportional to 47,787.71, 65,951.03 and 26,568.95 is: 36,667.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,787.71 : 65,951.03 = 26,568.95 : x
  2. Step 2: Convert to fraction form
    47,787.71/65,951.03 = 26,568.95/x
  3. Step 3: Cross multiply
    47,787.71x = 65,951.03 × 26,568.95
  4. Step 4: Simplify right side
    47,787.71x = 1,752,249,618.52
  5. Step 5: Solve for x
    x = 1,752,249,618.52/47,787.71
  6. Step 6: Final answer
    x = 36,667.37

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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.