Home / 19,727.91-29,591.28-6,580.41

Finding the Fourth Proportional to 19,727.91, 29,591.28 and 6,580.41

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Solution

The fourth proportional to 19,727.91, 29,591.28 and 6,580.41 is: 9,870.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,727.91 : 29,591.28 = 6,580.41 : x
  2. Step 2: Convert to fraction form
    19,727.91/29,591.28 = 6,580.41/x
  3. Step 3: Cross multiply
    19,727.91x = 29,591.28 × 6,580.41
  4. Step 4: Simplify right side
    19,727.91x = 194,722,754.82
  5. Step 5: Solve for x
    x = 194,722,754.82/19,727.91
  6. Step 6: Final answer
    x = 9,870.42

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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.