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Finding the Fourth Proportional to 29,072.70, 43,609.22 and 10,353.46

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Solution

The fourth proportional to 29,072.70, 43,609.22 and 10,353.46 is: 15,530.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,072.70 : 43,609.22 = 10,353.46 : x
  2. Step 2: Convert to fraction form
    29,072.70/43,609.22 = 10,353.46/x
  3. Step 3: Cross multiply
    29,072.70x = 43,609.22 × 10,353.46
  4. Step 4: Simplify right side
    29,072.70x = 451,506,314.90
  5. Step 5: Solve for x
    x = 451,506,314.90/29,072.70
  6. Step 6: Final answer
    x = 15,530.25

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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.