Home / 42,922.13-64,394.13-16,279

Finding the Fourth Proportional to 42,922.13, 64,394.13 and 16,279

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Solution

The fourth proportional to 42,922.13, 64,394.13 and 16,279 is: 24,422.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,922.13 : 64,394.13 = 16,279 : x
  2. Step 2: Convert to fraction form
    42,922.13/64,394.13 = 16,279/x
  3. Step 3: Cross multiply
    42,922.13x = 64,394.13 × 16,279
  4. Step 4: Simplify right side
    42,922.13x = 1,048,272,042.27
  5. Step 5: Solve for x
    x = 1,048,272,042.27/42,922.13
  6. Step 6: Final answer
    x = 24,422.65

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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.