Home / 13,927.71-20,876.91-4,565.30

Finding the Fourth Proportional to 13,927.71, 20,876.91 and 4,565.30

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Solution

The fourth proportional to 13,927.71, 20,876.91 and 4,565.30 is: 6,843.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,927.71 : 20,876.91 = 4,565.30 : x
  2. Step 2: Convert to fraction form
    13,927.71/20,876.91 = 4,565.30/x
  3. Step 3: Cross multiply
    13,927.71x = 20,876.91 × 4,565.30
  4. Step 4: Simplify right side
    13,927.71x = 95,309,235.72
  5. Step 5: Solve for x
    x = 95,309,235.72/13,927.71
  6. Step 6: Final answer
    x = 6,843.14

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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.