Home / 48,042.92-66,330.09-31,073.18

Finding the Fourth Proportional to 48,042.92, 66,330.09 and 31,073.18

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Solution

The fourth proportional to 48,042.92, 66,330.09 and 31,073.18 is: 42,900.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,042.92 : 66,330.09 = 31,073.18 : x
  2. Step 2: Convert to fraction form
    48,042.92/66,330.09 = 31,073.18/x
  3. Step 3: Cross multiply
    48,042.92x = 66,330.09 × 31,073.18
  4. Step 4: Simplify right side
    48,042.92x = 2,061,086,494.34
  5. Step 5: Solve for x
    x = 2,061,086,494.34/48,042.92
  6. Step 6: Final answer
    x = 42,900.94

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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.