Home / 26,203.20-39,305.76-8,674.56

Finding the Fourth Proportional to 26,203.20, 39,305.76 and 8,674.56

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Solution

The fourth proportional to 26,203.20, 39,305.76 and 8,674.56 is: 13,012.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,203.20 : 39,305.76 = 8,674.56 : x
  2. Step 2: Convert to fraction form
    26,203.20/39,305.76 = 8,674.56/x
  3. Step 3: Cross multiply
    26,203.20x = 39,305.76 × 8,674.56
  4. Step 4: Simplify right side
    26,203.20x = 340,960,173.47
  5. Step 5: Solve for x
    x = 340,960,173.47/26,203.20
  6. Step 6: Final answer
    x = 13,012.16

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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.