Home / 18,617.04-25,691.88-10,233.84

Finding the Fourth Proportional to 18,617.04, 25,691.88 and 10,233.84

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Solution

The fourth proportional to 18,617.04, 25,691.88 and 10,233.84 is: 14,122.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,617.04 : 25,691.88 = 10,233.84 : x
  2. Step 2: Convert to fraction form
    18,617.04/25,691.88 = 10,233.84/x
  3. Step 3: Cross multiply
    18,617.04x = 25,691.88 × 10,233.84
  4. Step 4: Simplify right side
    18,617.04x = 262,926,589.22
  5. Step 5: Solve for x
    x = 262,926,589.22/18,617.04
  6. Step 6: Final answer
    x = 14,122.90

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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.