Home / 38,042.48-57,073.62-14,661.20

Finding the Fourth Proportional to 38,042.48, 57,073.62 and 14,661.20

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Solution

The fourth proportional to 38,042.48, 57,073.62 and 14,661.20 is: 21,995.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,042.48 : 57,073.62 = 14,661.20 : x
  2. Step 2: Convert to fraction form
    38,042.48/57,073.62 = 14,661.20/x
  3. Step 3: Cross multiply
    38,042.48x = 57,073.62 × 14,661.20
  4. Step 4: Simplify right side
    38,042.48x = 836,767,757.54
  5. Step 5: Solve for x
    x = 836,767,757.54/38,042.48
  6. Step 6: Final answer
    x = 21,995.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.