Home / 48,276.92-66,624.42-30,138.39

Finding the Fourth Proportional to 48,276.92, 66,624.42 and 30,138.39

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Solution

The fourth proportional to 48,276.92, 66,624.42 and 30,138.39 is: 41,592.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,276.92 : 66,624.42 = 30,138.39 : x
  2. Step 2: Convert to fraction form
    48,276.92/66,624.42 = 30,138.39/x
  3. Step 3: Cross multiply
    48,276.92x = 66,624.42 × 30,138.39
  4. Step 4: Simplify right side
    48,276.92x = 2,007,952,753.48
  5. Step 5: Solve for x
    x = 2,007,952,753.48/48,276.92
  6. Step 6: Final answer
    x = 41,592.40

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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.