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Finding the Fourth Proportional to 16,575.69, 22,875.11 and 9,503.48

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Solution

The fourth proportional to 16,575.69, 22,875.11 and 9,503.48 is: 13,115.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,575.69 : 22,875.11 = 9,503.48 : x
  2. Step 2: Convert to fraction form
    16,575.69/22,875.11 = 9,503.48/x
  3. Step 3: Cross multiply
    16,575.69x = 22,875.11 × 9,503.48
  4. Step 4: Simplify right side
    16,575.69x = 217,393,067.02
  5. Step 5: Solve for x
    x = 217,393,067.02/16,575.69
  6. Step 6: Final answer
    x = 13,115.18

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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.