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Finding the Fourth Proportional to 41,683.70, 62,447.10 and 20,599.20

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Solution

The fourth proportional to 41,683.70, 62,447.10 and 20,599.20 is: 30,860.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,683.70 : 62,447.10 = 20,599.20 : x
  2. Step 2: Convert to fraction form
    41,683.70/62,447.10 = 20,599.20/x
  3. Step 3: Cross multiply
    41,683.70x = 62,447.10 × 20,599.20
  4. Step 4: Simplify right side
    41,683.70x = 1,286,360,302.32
  5. Step 5: Solve for x
    x = 1,286,360,302.32/41,683.70
  6. Step 6: Final answer
    x = 30,860.04

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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.