Home / 37,279.20-51,444.90-20,283.96

Finding the Fourth Proportional to 37,279.20, 51,444.90 and 20,283.96

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Solution

The fourth proportional to 37,279.20, 51,444.90 and 20,283.96 is: 27,991.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,279.20 : 51,444.90 = 20,283.96 : x
  2. Step 2: Convert to fraction form
    37,279.20/51,444.90 = 20,283.96/x
  3. Step 3: Cross multiply
    37,279.20x = 51,444.90 × 20,283.96
  4. Step 4: Simplify right side
    37,279.20x = 1,043,506,293.80
  5. Step 5: Solve for x
    x = 1,043,506,293.80/37,279.20
  6. Step 6: Final answer
    x = 27,991.65

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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.