Home / 22,231.86-30,691.12-17,184.66

Finding the Fourth Proportional to 22,231.86, 30,691.12 and 17,184.66

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Solution

The fourth proportional to 22,231.86, 30,691.12 and 17,184.66 is: 23,723.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,231.86 : 30,691.12 = 17,184.66 : x
  2. Step 2: Convert to fraction form
    22,231.86/30,691.12 = 17,184.66/x
  3. Step 3: Cross multiply
    22,231.86x = 30,691.12 × 17,184.66
  4. Step 4: Simplify right side
    22,231.86x = 527,416,462.22
  5. Step 5: Solve for x
    x = 527,416,462.22/22,231.86
  6. Step 6: Final answer
    x = 23,723.45

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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.