Home / 26,198.20-39,313.50-10,615.96

Finding the Fourth Proportional to 26,198.20, 39,313.50 and 10,615.96

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Solution

The fourth proportional to 26,198.20, 39,313.50 and 10,615.96 is: 15,930.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,198.20 : 39,313.50 = 10,615.96 : x
  2. Step 2: Convert to fraction form
    26,198.20/39,313.50 = 10,615.96/x
  3. Step 3: Cross multiply
    26,198.20x = 39,313.50 × 10,615.96
  4. Step 4: Simplify right side
    26,198.20x = 417,350,543.46
  5. Step 5: Solve for x
    x = 417,350,543.46/26,198.20
  6. Step 6: Final answer
    x = 15,930.50

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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.