Home / 19,744.92-29,491.28-17,867.90

Finding the Fourth Proportional to 19,744.92, 29,491.28 and 17,867.90

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Solution

The fourth proportional to 19,744.92, 29,491.28 and 17,867.90 is: 26,687.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,744.92 : 29,491.28 = 17,867.90 : x
  2. Step 2: Convert to fraction form
    19,744.92/29,491.28 = 17,867.90/x
  3. Step 3: Cross multiply
    19,744.92x = 29,491.28 × 17,867.90
  4. Step 4: Simplify right side
    19,744.92x = 526,947,360.31
  5. Step 5: Solve for x
    x = 526,947,360.31/19,744.92
  6. Step 6: Final answer
    x = 26,687.74

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.