Home / 16,240.08-22,390.92-13,252.88

Finding the Fourth Proportional to 16,240.08, 22,390.92 and 13,252.88

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Solution

The fourth proportional to 16,240.08, 22,390.92 and 13,252.88 is: 18,272.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,240.08 : 22,390.92 = 13,252.88 : x
  2. Step 2: Convert to fraction form
    16,240.08/22,390.92 = 13,252.88/x
  3. Step 3: Cross multiply
    16,240.08x = 22,390.92 × 13,252.88
  4. Step 4: Simplify right side
    16,240.08x = 296,744,175.85
  5. Step 5: Solve for x
    x = 296,744,175.85/16,240.08
  6. Step 6: Final answer
    x = 18,272.33

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1.5x scale

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.