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Finding the Fourth Proportional to 50,044.32, 75,064.32 and 20,452.32

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Solution

The fourth proportional to 50,044.32, 75,064.32 and 20,452.32 is: 30,677.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,044.32 : 75,064.32 = 20,452.32 : x
  2. Step 2: Convert to fraction form
    50,044.32/75,064.32 = 20,452.32/x
  3. Step 3: Cross multiply
    50,044.32x = 75,064.32 × 20,452.32
  4. Step 4: Simplify right side
    50,044.32x = 1,535,239,493.22
  5. Step 5: Solve for x
    x = 1,535,239,493.22/50,044.32
  6. Step 6: Final answer
    x = 30,677.60

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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.