Home / 18,727.92-25,845.12-10,344.24

Finding the Fourth Proportional to 18,727.92, 25,845.12 and 10,344.24

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Solution

The fourth proportional to 18,727.92, 25,845.12 and 10,344.24 is: 14,275.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,727.92 : 25,845.12 = 10,344.24 : x
  2. Step 2: Convert to fraction form
    18,727.92/25,845.12 = 10,344.24/x
  3. Step 3: Cross multiply
    18,727.92x = 25,845.12 × 10,344.24
  4. Step 4: Simplify right side
    18,727.92x = 267,348,124.11
  5. Step 5: Solve for x
    x = 267,348,124.11/18,727.92
  6. Step 6: Final answer
    x = 14,275.38

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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.