Home / 18,844.18-28,251.68-10,934.53

Finding the Fourth Proportional to 18,844.18, 28,251.68 and 10,934.53

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Solution

The fourth proportional to 18,844.18, 28,251.68 and 10,934.53 is: 16,393.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,844.18 : 28,251.68 = 10,934.53 : x
  2. Step 2: Convert to fraction form
    18,844.18/28,251.68 = 10,934.53/x
  3. Step 3: Cross multiply
    18,844.18x = 28,251.68 × 10,934.53
  4. Step 4: Simplify right side
    18,844.18x = 308,918,842.51
  5. Step 5: Solve for x
    x = 308,918,842.51/18,844.18
  6. Step 6: Final answer
    x = 16,393.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.