Home / 38,229.08-57,321.76-14,828.20

Finding the Fourth Proportional to 38,229.08, 57,321.76 and 14,828.20

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Solution

The fourth proportional to 38,229.08, 57,321.76 and 14,828.20 is: 22,233.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,229.08 : 57,321.76 = 14,828.20 : x
  2. Step 2: Convert to fraction form
    38,229.08/57,321.76 = 14,828.20/x
  3. Step 3: Cross multiply
    38,229.08x = 57,321.76 × 14,828.20
  4. Step 4: Simplify right side
    38,229.08x = 849,978,521.63
  5. Step 5: Solve for x
    x = 849,978,521.63/38,229.08
  6. Step 6: Final answer
    x = 22,233.82

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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.