Home / 37,251.29-51,407.42-20,255.64

Finding the Fourth Proportional to 37,251.29, 51,407.42 and 20,255.64

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Solution

The fourth proportional to 37,251.29, 51,407.42 and 20,255.64 is: 27,953.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,251.29 : 51,407.42 = 20,255.64 : x
  2. Step 2: Convert to fraction form
    37,251.29/51,407.42 = 20,255.64/x
  3. Step 3: Cross multiply
    37,251.29x = 51,407.42 × 20,255.64
  4. Step 4: Simplify right side
    37,251.29x = 1,041,290,091.57
  5. Step 5: Solve for x
    x = 1,041,290,091.57/37,251.29
  6. Step 6: Final answer
    x = 27,953.13

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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.