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Finding the Fourth Proportional to 50,319.59, 69,442.71 and 27,659.39

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Solution

The fourth proportional to 50,319.59, 69,442.71 and 27,659.39 is: 38,170.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,319.59 : 69,442.71 = 27,659.39 : x
  2. Step 2: Convert to fraction form
    50,319.59/69,442.71 = 27,659.39/x
  3. Step 3: Cross multiply
    50,319.59x = 69,442.71 × 27,659.39
  4. Step 4: Simplify right side
    50,319.59x = 1,920,742,998.55
  5. Step 5: Solve for x
    x = 1,920,742,998.55/50,319.59
  6. Step 6: Final answer
    x = 38,170.88

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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.