Home / 37,471.26-51,708.78-20,475.12

Finding the Fourth Proportional to 37,471.26, 51,708.78 and 20,475.12

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Solution

The fourth proportional to 37,471.26, 51,708.78 and 20,475.12 is: 28,254.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,471.26 : 51,708.78 = 20,475.12 : x
  2. Step 2: Convert to fraction form
    37,471.26/51,708.78 = 20,475.12/x
  3. Step 3: Cross multiply
    37,471.26x = 51,708.78 × 20,475.12
  4. Step 4: Simplify right side
    37,471.26x = 1,058,743,475.55
  5. Step 5: Solve for x
    x = 1,058,743,475.55/37,471.26
  6. Step 6: Final answer
    x = 28,254.81

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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.