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Finding the Fourth Proportional to 29,441.70, 40,629.80 and 16,013.08

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Solution

The fourth proportional to 29,441.70, 40,629.80 and 16,013.08 is: 22,098.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,441.70 : 40,629.80 = 16,013.08 : x
  2. Step 2: Convert to fraction form
    29,441.70/40,629.80 = 16,013.08/x
  3. Step 3: Cross multiply
    29,441.70x = 40,629.80 × 16,013.08
  4. Step 4: Simplify right side
    29,441.70x = 650,608,237.78
  5. Step 5: Solve for x
    x = 650,608,237.78/29,441.70
  6. Step 6: Final answer
    x = 22,098.19

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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.