Home / 32,722.38-48,971.79-20,237.04

Finding the Fourth Proportional to 32,722.38, 48,971.79 and 20,237.04

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Solution

The fourth proportional to 32,722.38, 48,971.79 and 20,237.04 is: 30,286.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,722.38 : 48,971.79 = 20,237.04 : x
  2. Step 2: Convert to fraction form
    32,722.38/48,971.79 = 20,237.04/x
  3. Step 3: Cross multiply
    32,722.38x = 48,971.79 × 20,237.04
  4. Step 4: Simplify right side
    32,722.38x = 991,044,073.10
  5. Step 5: Solve for x
    x = 991,044,073.10/32,722.38
  6. Step 6: Final answer
    x = 30,286.43

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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.