Home / 18,353.24-27,531.67-5,870.12

Finding the Fourth Proportional to 18,353.24, 27,531.67 and 5,870.12

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Solution

The fourth proportional to 18,353.24, 27,531.67 and 5,870.12 is: 8,805.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,353.24 : 27,531.67 = 5,870.12 : x
  2. Step 2: Convert to fraction form
    18,353.24/27,531.67 = 5,870.12/x
  3. Step 3: Cross multiply
    18,353.24x = 27,531.67 × 5,870.12
  4. Step 4: Simplify right side
    18,353.24x = 161,614,260.85
  5. Step 5: Solve for x
    x = 161,614,260.85/18,353.24
  6. Step 6: Final answer
    x = 8,805.76

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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.