Home / 37,691.43-56,538.33-18,961.23

Finding the Fourth Proportional to 37,691.43, 56,538.33 and 18,961.23

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Solution

The fourth proportional to 37,691.43, 56,538.33 and 18,961.23 is: 28,442.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,691.43 : 56,538.33 = 18,961.23 : x
  2. Step 2: Convert to fraction form
    37,691.43/56,538.33 = 18,961.23/x
  3. Step 3: Cross multiply
    37,691.43x = 56,538.33 × 18,961.23
  4. Step 4: Simplify right side
    37,691.43x = 1,072,036,278.95
  5. Step 5: Solve for x
    x = 1,072,036,278.95/37,691.43
  6. Step 6: Final answer
    x = 28,442.44

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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.