Home / 40,512.56-55,891.71-25,378.83

Finding the Fourth Proportional to 40,512.56, 55,891.71 and 25,378.83

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Solution

The fourth proportional to 40,512.56, 55,891.71 and 25,378.83 is: 35,013.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,512.56 : 55,891.71 = 25,378.83 : x
  2. Step 2: Convert to fraction form
    40,512.56/55,891.71 = 25,378.83/x
  3. Step 3: Cross multiply
    40,512.56x = 55,891.71 × 25,378.83
  4. Step 4: Simplify right side
    40,512.56x = 1,418,466,206.50
  5. Step 5: Solve for x
    x = 1,418,466,206.50/40,512.56
  6. Step 6: Final answer
    x = 35,013.00

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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.