Home / 37,359.30-51,555.13-20,363.70

Finding the Fourth Proportional to 37,359.30, 51,555.13 and 20,363.70

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Solution

The fourth proportional to 37,359.30, 51,555.13 and 20,363.70 is: 28,101.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,359.30 : 51,555.13 = 20,363.70 : x
  2. Step 2: Convert to fraction form
    37,359.30/51,555.13 = 20,363.70/x
  3. Step 3: Cross multiply
    37,359.30x = 51,555.13 × 20,363.70
  4. Step 4: Simplify right side
    37,359.30x = 1,049,853,200.78
  5. Step 5: Solve for x
    x = 1,049,853,200.78/37,359.30
  6. Step 6: Final answer
    x = 28,101.52

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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.