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Finding the Fourth Proportional to 41,675.70, 57,452.68 and 29,718.30

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Solution

The fourth proportional to 41,675.70, 57,452.68 and 29,718.30 is: 40,968.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,675.70 : 57,452.68 = 29,718.30 : x
  2. Step 2: Convert to fraction form
    41,675.70/57,452.68 = 29,718.30/x
  3. Step 3: Cross multiply
    41,675.70x = 57,452.68 × 29,718.30
  4. Step 4: Simplify right side
    41,675.70x = 1,707,395,980.04
  5. Step 5: Solve for x
    x = 1,707,395,980.04/41,675.70
  6. Step 6: Final answer
    x = 40,968.62

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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.