Home / 18,727.77-25,844.34-10,344.27

Finding the Fourth Proportional to 18,727.77, 25,844.34 and 10,344.27

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Solution

The fourth proportional to 18,727.77, 25,844.34 and 10,344.27 is: 14,275.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,727.77 : 25,844.34 = 10,344.27 : x
  2. Step 2: Convert to fraction form
    18,727.77/25,844.34 = 10,344.27/x
  3. Step 3: Cross multiply
    18,727.77x = 25,844.34 × 10,344.27
  4. Step 4: Simplify right side
    18,727.77x = 267,340,830.93
  5. Step 5: Solve for x
    x = 267,340,830.93/18,727.77
  6. Step 6: Final answer
    x = 14,275.10

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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.