Home / 39,182.08-54,070.30-22,414

Finding the Fourth Proportional to 39,182.08, 54,070.30 and 22,414

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Solution

The fourth proportional to 39,182.08, 54,070.30 and 22,414 is: 30,930.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,182.08 : 54,070.30 = 22,414 : x
  2. Step 2: Convert to fraction form
    39,182.08/54,070.30 = 22,414/x
  3. Step 3: Cross multiply
    39,182.08x = 54,070.30 × 22,414
  4. Step 4: Simplify right side
    39,182.08x = 1,211,931,704.20
  5. Step 5: Solve for x
    x = 1,211,931,704.20/39,182.08
  6. Step 6: Final answer
    x = 30,930.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.