Home / 29,645.00-40,909.22-16,215.96

Finding the Fourth Proportional to 29,645.00, 40,909.22 and 16,215.96

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Solution

The fourth proportional to 29,645.00, 40,909.22 and 16,215.96 is: 22,377.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,645.00 : 40,909.22 = 16,215.96 : x
  2. Step 2: Convert to fraction form
    29,645.00/40,909.22 = 16,215.96/x
  3. Step 3: Cross multiply
    29,645.00x = 40,909.22 × 16,215.96
  4. Step 4: Simplify right side
    29,645.00x = 663,382,275.15
  5. Step 5: Solve for x
    x = 663,382,275.15/29,645.00
  6. Step 6: Final answer
    x = 22,377.55

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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.