Home / 10,182.13-15,273.03-9,930.85

Finding the Fourth Proportional to 10,182.13, 15,273.03 and 9,930.85

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Solution

The fourth proportional to 10,182.13, 15,273.03 and 9,930.85 is: 14,896.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,182.13 : 15,273.03 = 9,930.85 : x
  2. Step 2: Convert to fraction form
    10,182.13/15,273.03 = 9,930.85/x
  3. Step 3: Cross multiply
    10,182.13x = 15,273.03 × 9,930.85
  4. Step 4: Simplify right side
    10,182.13x = 151,674,169.98
  5. Step 5: Solve for x
    x = 151,674,169.98/10,182.13
  6. Step 6: Final answer
    x = 14,896.11

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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.