Home / 18,325.20-27,489.76-5,842.28

Finding the Fourth Proportional to 18,325.20, 27,489.76 and 5,842.28

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Solution

The fourth proportional to 18,325.20, 27,489.76 and 5,842.28 is: 8,764.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,325.20 : 27,489.76 = 5,842.28 : x
  2. Step 2: Convert to fraction form
    18,325.20/27,489.76 = 5,842.28/x
  3. Step 3: Cross multiply
    18,325.20x = 27,489.76 × 5,842.28
  4. Step 4: Simplify right side
    18,325.20x = 160,602,875.05
  5. Step 5: Solve for x
    x = 160,602,875.05/18,325.20
  6. Step 6: Final answer
    x = 8,764.04

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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.