Home / 37,194.47-51,337.31-21,288.15

Finding the Fourth Proportional to 37,194.47, 51,337.31 and 21,288.15

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Solution

The fourth proportional to 37,194.47, 51,337.31 and 21,288.15 is: 29,382.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,194.47 : 51,337.31 = 21,288.15 : x
  2. Step 2: Convert to fraction form
    37,194.47/51,337.31 = 21,288.15/x
  3. Step 3: Cross multiply
    37,194.47x = 51,337.31 × 21,288.15
  4. Step 4: Simplify right side
    37,194.47x = 1,092,876,249.44
  5. Step 5: Solve for x
    x = 1,092,876,249.44/37,194.47
  6. Step 6: Final answer
    x = 29,382.76

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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.