Home / 17,769.13-24,521.52-9,811.87

Finding the Fourth Proportional to 17,769.13, 24,521.52 and 9,811.87

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Solution

The fourth proportional to 17,769.13, 24,521.52 and 9,811.87 is: 13,540.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,769.13 : 24,521.52 = 9,811.87 : x
  2. Step 2: Convert to fraction form
    17,769.13/24,521.52 = 9,811.87/x
  3. Step 3: Cross multiply
    17,769.13x = 24,521.52 × 9,811.87
  4. Step 4: Simplify right side
    17,769.13x = 240,601,966.44
  5. Step 5: Solve for x
    x = 240,601,966.44/17,769.13
  6. Step 6: Final answer
    x = 13,540.45

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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.