Home / 18,315.30-27,471.44-5,834.82

Finding the Fourth Proportional to 18,315.30, 27,471.44 and 5,834.82

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Solution

The fourth proportional to 18,315.30, 27,471.44 and 5,834.82 is: 8,751.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,315.30 : 27,471.44 = 5,834.82 : x
  2. Step 2: Convert to fraction form
    18,315.30/27,471.44 = 5,834.82/x
  3. Step 3: Cross multiply
    18,315.30x = 27,471.44 × 5,834.82
  4. Step 4: Simplify right side
    18,315.30x = 160,290,741.01
  5. Step 5: Solve for x
    x = 160,290,741.01/18,315.30
  6. Step 6: Final answer
    x = 8,751.74

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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.