Home / 37,279.44-51,439.66-21,360.92

Finding the Fourth Proportional to 37,279.44, 51,439.66 and 21,360.92

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Solution

The fourth proportional to 37,279.44, 51,439.66 and 21,360.92 is: 29,474.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,279.44 : 51,439.66 = 21,360.92 : x
  2. Step 2: Convert to fraction form
    37,279.44/51,439.66 = 21,360.92/x
  3. Step 3: Cross multiply
    37,279.44x = 51,439.66 × 21,360.92
  4. Step 4: Simplify right side
    37,279.44x = 1,098,798,151.49
  5. Step 5: Solve for x
    x = 1,098,798,151.49/37,279.44
  6. Step 6: Final answer
    x = 29,474.64

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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.