Home / 16,272.12-22,448.42-9,545.88

Finding the Fourth Proportional to 16,272.12, 22,448.42 and 9,545.88

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Solution

The fourth proportional to 16,272.12, 22,448.42 and 9,545.88 is: 13,169.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,272.12 : 22,448.42 = 9,545.88 : x
  2. Step 2: Convert to fraction form
    16,272.12/22,448.42 = 9,545.88/x
  3. Step 3: Cross multiply
    16,272.12x = 22,448.42 × 9,545.88
  4. Step 4: Simplify right side
    16,272.12x = 214,289,923.51
  5. Step 5: Solve for x
    x = 214,289,923.51/16,272.12
  6. Step 6: Final answer
    x = 13,169.15

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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.