Home / 38,231.08-57,324.76-14,830.20

Finding the Fourth Proportional to 38,231.08, 57,324.76 and 14,830.20

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Solution

The fourth proportional to 38,231.08, 57,324.76 and 14,830.20 is: 22,236.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,231.08 : 57,324.76 = 14,830.20 : x
  2. Step 2: Convert to fraction form
    38,231.08/57,324.76 = 14,830.20/x
  3. Step 3: Cross multiply
    38,231.08x = 57,324.76 × 14,830.20
  4. Step 4: Simplify right side
    38,231.08x = 850,137,655.75
  5. Step 5: Solve for x
    x = 850,137,655.75/38,231.08
  6. Step 6: Final answer
    x = 22,236.82

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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.