Home / 18,437.38-27,656.17-4,586.38

Finding the Fourth Proportional to 18,437.38, 27,656.17 and 4,586.38

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Solution

The fourth proportional to 18,437.38, 27,656.17 and 4,586.38 is: 6,879.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,437.38 : 27,656.17 = 4,586.38 : x
  2. Step 2: Convert to fraction form
    18,437.38/27,656.17 = 4,586.38/x
  3. Step 3: Cross multiply
    18,437.38x = 27,656.17 × 4,586.38
  4. Step 4: Simplify right side
    18,437.38x = 126,841,704.96
  5. Step 5: Solve for x
    x = 126,841,704.96/18,437.38
  6. Step 6: Final answer
    x = 6,879.59

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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.