Home / 17,769.72-24,517.80-10,869.24

Finding the Fourth Proportional to 17,769.72, 24,517.80 and 10,869.24

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Solution

The fourth proportional to 17,769.72, 24,517.80 and 10,869.24 is: 14,996.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,769.72 : 24,517.80 = 10,869.24 : x
  2. Step 2: Convert to fraction form
    17,769.72/24,517.80 = 10,869.24/x
  3. Step 3: Cross multiply
    17,769.72x = 24,517.80 × 10,869.24
  4. Step 4: Simplify right side
    17,769.72x = 266,489,852.47
  5. Step 5: Solve for x
    x = 266,489,852.47/17,769.72
  6. Step 6: Final answer
    x = 14,996.85

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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.