Home / 48,001.10-66,262.70-31,013.57

Finding the Fourth Proportional to 48,001.10, 66,262.70 and 31,013.57

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Solution

The fourth proportional to 48,001.10, 66,262.70 and 31,013.57 is: 42,812.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,001.10 : 66,262.70 = 31,013.57 : x
  2. Step 2: Convert to fraction form
    48,001.10/66,262.70 = 31,013.57/x
  3. Step 3: Cross multiply
    48,001.10x = 66,262.70 × 31,013.57
  4. Step 4: Simplify right side
    48,001.10x = 2,055,042,398.46
  5. Step 5: Solve for x
    x = 2,055,042,398.46/48,001.10
  6. Step 6: Final answer
    x = 42,812.41

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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.