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Finding the Fourth Proportional to 16,575.17, 22,873.74 and 9,021.53

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Solution

The fourth proportional to 16,575.17, 22,873.74 and 9,021.53 is: 12,449.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,575.17 : 22,873.74 = 9,021.53 : x
  2. Step 2: Convert to fraction form
    16,575.17/22,873.74 = 9,021.53/x
  3. Step 3: Cross multiply
    16,575.17x = 22,873.74 × 9,021.53
  4. Step 4: Simplify right side
    16,575.17x = 206,356,131.62
  5. Step 5: Solve for x
    x = 206,356,131.62/16,575.17
  6. Step 6: Final answer
    x = 12,449.71

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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.