Home / 22,139.01-33,207.30-8,992.71

Finding the Fourth Proportional to 22,139.01, 33,207.30 and 8,992.71

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Solution

The fourth proportional to 22,139.01, 33,207.30 and 8,992.71 is: 13,488.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,139.01 : 33,207.30 = 8,992.71 : x
  2. Step 2: Convert to fraction form
    22,139.01/33,207.30 = 8,992.71/x
  3. Step 3: Cross multiply
    22,139.01x = 33,207.30 × 8,992.71
  4. Step 4: Simplify right side
    22,139.01x = 298,623,618.78
  5. Step 5: Solve for x
    x = 298,623,618.78/22,139.01
  6. Step 6: Final answer
    x = 13,488.57

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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.