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Finding the Fourth Proportional to 50,909.76, 76,394.88 and 27,535.68

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Solution

The fourth proportional to 50,909.76, 76,394.88 and 27,535.68 is: 41,319.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,909.76 : 76,394.88 = 27,535.68 : x
  2. Step 2: Convert to fraction form
    50,909.76/76,394.88 = 27,535.68/x
  3. Step 3: Cross multiply
    50,909.76x = 76,394.88 × 27,535.68
  4. Step 4: Simplify right side
    50,909.76x = 2,103,584,969.32
  5. Step 5: Solve for x
    x = 2,103,584,969.32/50,909.76
  6. Step 6: Final answer
    x = 41,319.88

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1.5x scale

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.