Home / 29,936.17-41,311.12-16,507.20

Finding the Fourth Proportional to 29,936.17, 41,311.12 and 16,507.20

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Solution

The fourth proportional to 29,936.17, 41,311.12 and 16,507.20 is: 22,779.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,936.17 : 41,311.12 = 16,507.20 : x
  2. Step 2: Convert to fraction form
    29,936.17/41,311.12 = 16,507.20/x
  3. Step 3: Cross multiply
    29,936.17x = 41,311.12 × 16,507.20
  4. Step 4: Simplify right side
    29,936.17x = 681,930,920.06
  5. Step 5: Solve for x
    x = 681,930,920.06/29,936.17
  6. Step 6: Final answer
    x = 22,779.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.