Home / 21,856.38-32,799.15-11,336.10

Finding the Fourth Proportional to 21,856.38, 32,799.15 and 11,336.10

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Solution

The fourth proportional to 21,856.38, 32,799.15 and 11,336.10 is: 17,011.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,856.38 : 32,799.15 = 11,336.10 : x
  2. Step 2: Convert to fraction form
    21,856.38/32,799.15 = 11,336.10/x
  3. Step 3: Cross multiply
    21,856.38x = 32,799.15 × 11,336.10
  4. Step 4: Simplify right side
    21,856.38x = 371,814,444.32
  5. Step 5: Solve for x
    x = 371,814,444.32/21,856.38
  6. Step 6: Final answer
    x = 17,011.71

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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.