Home / 50,531-69,734.22-28,176.44

Finding the Fourth Proportional to 50,531, 69,734.22 and 28,176.44

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Solution

The fourth proportional to 50,531, 69,734.22 and 28,176.44 is: 38,884.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,531 : 69,734.22 = 28,176.44 : x
  2. Step 2: Convert to fraction form
    50,531/69,734.22 = 28,176.44/x
  3. Step 3: Cross multiply
    50,531x = 69,734.22 × 28,176.44
  4. Step 4: Simplify right side
    50,531x = 1,964,862,065.78
  5. Step 5: Solve for x
    x = 1,964,862,065.78/50,531
  6. Step 6: Final answer
    x = 38,884.29

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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.