Home / 16,242.12-22,414.50-9,168.84

Finding the Fourth Proportional to 16,242.12, 22,414.50 and 9,168.84

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Solution

The fourth proportional to 16,242.12, 22,414.50 and 9,168.84 is: 12,653.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,242.12 : 22,414.50 = 9,168.84 : x
  2. Step 2: Convert to fraction form
    16,242.12/22,414.50 = 9,168.84/x
  3. Step 3: Cross multiply
    16,242.12x = 22,414.50 × 9,168.84
  4. Step 4: Simplify right side
    16,242.12x = 205,514,964.18
  5. Step 5: Solve for x
    x = 205,514,964.18/16,242.12
  6. Step 6: Final answer
    x = 12,653.21

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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.