Home / 38,844-58,260.24-12,545.28

Finding the Fourth Proportional to 38,844, 58,260.24 and 12,545.28

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Solution

The fourth proportional to 38,844, 58,260.24 and 12,545.28 is: 18,816.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,844 : 58,260.24 = 12,545.28 : x
  2. Step 2: Convert to fraction form
    38,844/58,260.24 = 12,545.28/x
  3. Step 3: Cross multiply
    38,844x = 58,260.24 × 12,545.28
  4. Step 4: Simplify right side
    38,844x = 730,891,023.67
  5. Step 5: Solve for x
    x = 730,891,023.67/38,844
  6. Step 6: Final answer
    x = 18,816.06

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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.