Home / 23,162.10-34,726.68-18,769.88

Finding the Fourth Proportional to 23,162.10, 34,726.68 and 18,769.88

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Solution

The fourth proportional to 23,162.10, 34,726.68 and 18,769.88 is: 28,141.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,162.10 : 34,726.68 = 18,769.88 : x
  2. Step 2: Convert to fraction form
    23,162.10/34,726.68 = 18,769.88/x
  3. Step 3: Cross multiply
    23,162.10x = 34,726.68 × 18,769.88
  4. Step 4: Simplify right side
    23,162.10x = 651,815,442.77
  5. Step 5: Solve for x
    x = 651,815,442.77/23,162.10
  6. Step 6: Final answer
    x = 28,141.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.