Home / 18,727.04-25,843.20-10,343.52

Finding the Fourth Proportional to 18,727.04, 25,843.20 and 10,343.52

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Solution

The fourth proportional to 18,727.04, 25,843.20 and 10,343.52 is: 14,273.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,727.04 : 25,843.20 = 10,343.52 : x
  2. Step 2: Convert to fraction form
    18,727.04/25,843.20 = 10,343.52/x
  3. Step 3: Cross multiply
    18,727.04x = 25,843.20 × 10,343.52
  4. Step 4: Simplify right side
    18,727.04x = 267,309,656.06
  5. Step 5: Solve for x
    x = 267,309,656.06/18,727.04
  6. Step 6: Final answer
    x = 14,273.99

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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.