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Finding the Fourth Proportional to 48,909.92, 67,527.05 and 33,621.89

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Solution

The fourth proportional to 48,909.92, 67,527.05 and 33,621.89 is: 46,419.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,909.92 : 67,527.05 = 33,621.89 : x
  2. Step 2: Convert to fraction form
    48,909.92/67,527.05 = 33,621.89/x
  3. Step 3: Cross multiply
    48,909.92x = 67,527.05 × 33,621.89
  4. Step 4: Simplify right side
    48,909.92x = 2,270,386,541.38
  5. Step 5: Solve for x
    x = 2,270,386,541.38/48,909.92
  6. Step 6: Final answer
    x = 46,419.76

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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.