Home / 38,545.28-57,821.88-14,549.79

Finding the Fourth Proportional to 38,545.28, 57,821.88 and 14,549.79

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Solution

The fourth proportional to 38,545.28, 57,821.88 and 14,549.79 is: 21,826.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,545.28 : 57,821.88 = 14,549.79 : x
  2. Step 2: Convert to fraction form
    38,545.28/57,821.88 = 14,549.79/x
  3. Step 3: Cross multiply
    38,545.28x = 57,821.88 × 14,549.79
  4. Step 4: Simplify right side
    38,545.28x = 841,296,360.74
  5. Step 5: Solve for x
    x = 841,296,360.74/38,545.28
  6. Step 6: Final answer
    x = 21,826.18

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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.