Home / 23,272.30-32,115.74-12,661.92

Finding the Fourth Proportional to 23,272.30, 32,115.74 and 12,661.92

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Solution

The fourth proportional to 23,272.30, 32,115.74 and 12,661.92 is: 17,473.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,272.30 : 32,115.74 = 12,661.92 : x
  2. Step 2: Convert to fraction form
    23,272.30/32,115.74 = 12,661.92/x
  3. Step 3: Cross multiply
    23,272.30x = 32,115.74 × 12,661.92
  4. Step 4: Simplify right side
    23,272.30x = 406,646,930.62
  5. Step 5: Solve for x
    x = 406,646,930.62/23,272.30
  6. Step 6: Final answer
    x = 17,473.43

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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.