Home / 15,231.40-22,844.30-6,909.41

Finding the Fourth Proportional to 15,231.40, 22,844.30 and 6,909.41

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Solution

The fourth proportional to 15,231.40, 22,844.30 and 6,909.41 is: 10,362.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,231.40 : 22,844.30 = 6,909.41 : x
  2. Step 2: Convert to fraction form
    15,231.40/22,844.30 = 6,909.41/x
  3. Step 3: Cross multiply
    15,231.40x = 22,844.30 × 6,909.41
  4. Step 4: Simplify right side
    15,231.40x = 157,840,657.43
  5. Step 5: Solve for x
    x = 157,840,657.43/15,231.40
  6. Step 6: Final answer
    x = 10,362.85

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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.