Home / 19,944.40-29,915.22-11,063.92

Finding the Fourth Proportional to 19,944.40, 29,915.22 and 11,063.92

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Solution

The fourth proportional to 19,944.40, 29,915.22 and 11,063.92 is: 16,595.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,944.40 : 29,915.22 = 11,063.92 : x
  2. Step 2: Convert to fraction form
    19,944.40/29,915.22 = 11,063.92/x
  3. Step 3: Cross multiply
    19,944.40x = 29,915.22 × 11,063.92
  4. Step 4: Simplify right side
    19,944.40x = 330,979,600.86
  5. Step 5: Solve for x
    x = 330,979,600.86/19,944.40
  6. Step 6: Final answer
    x = 16,595.11

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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.