Home / 38,514.54-57,773.86-12,221.30

Finding the Fourth Proportional to 38,514.54, 57,773.86 and 12,221.30

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Solution

The fourth proportional to 38,514.54, 57,773.86 and 12,221.30 is: 18,332.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,514.54 : 57,773.86 = 12,221.30 : x
  2. Step 2: Convert to fraction form
    38,514.54/57,773.86 = 12,221.30/x
  3. Step 3: Cross multiply
    38,514.54x = 57,773.86 × 12,221.30
  4. Step 4: Simplify right side
    38,514.54x = 706,071,675.22
  5. Step 5: Solve for x
    x = 706,071,675.22/38,514.54
  6. Step 6: Final answer
    x = 18,332.60

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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.