Home / 29,021.28-43,531.20-9,299.76

Finding the Fourth Proportional to 29,021.28, 43,531.20 and 9,299.76

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Solution

The fourth proportional to 29,021.28, 43,531.20 and 9,299.76 is: 13,949.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,021.28 : 43,531.20 = 9,299.76 : x
  2. Step 2: Convert to fraction form
    29,021.28/43,531.20 = 9,299.76/x
  3. Step 3: Cross multiply
    29,021.28x = 43,531.20 × 9,299.76
  4. Step 4: Simplify right side
    29,021.28x = 404,829,712.51
  5. Step 5: Solve for x
    x = 404,829,712.51/29,021.28
  6. Step 6: Final answer
    x = 13,949.41

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Similar ratio
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1.5x scale

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.