Home / 37,331.52-51,517.38-20,336.70

Finding the Fourth Proportional to 37,331.52, 51,517.38 and 20,336.70

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Solution

The fourth proportional to 37,331.52, 51,517.38 and 20,336.70 is: 28,064.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,331.52 : 51,517.38 = 20,336.70 : x
  2. Step 2: Convert to fraction form
    37,331.52/51,517.38 = 20,336.70/x
  3. Step 3: Cross multiply
    37,331.52x = 51,517.38 × 20,336.70
  4. Step 4: Simplify right side
    37,331.52x = 1,047,693,501.85
  5. Step 5: Solve for x
    x = 1,047,693,501.85/37,331.52
  6. Step 6: Final answer
    x = 28,064.58

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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.