Home / 45,191.44-67,789.34-21,837.52

Finding the Fourth Proportional to 45,191.44, 67,789.34 and 21,837.52

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Solution

The fourth proportional to 45,191.44, 67,789.34 and 21,837.52 is: 32,757.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,191.44 : 67,789.34 = 21,837.52 : x
  2. Step 2: Convert to fraction form
    45,191.44/67,789.34 = 21,837.52/x
  3. Step 3: Cross multiply
    45,191.44x = 67,789.34 × 21,837.52
  4. Step 4: Simplify right side
    45,191.44x = 1,480,351,068.04
  5. Step 5: Solve for x
    x = 1,480,351,068.04/45,191.44
  6. Step 6: Final answer
    x = 32,757.33

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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.