Home / 26,131.80-39,203.36-8,601.24

Finding the Fourth Proportional to 26,131.80, 39,203.36 and 8,601.24

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Solution

The fourth proportional to 26,131.80, 39,203.36 and 8,601.24 is: 12,903.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,131.80 : 39,203.36 = 8,601.24 : x
  2. Step 2: Convert to fraction form
    26,131.80/39,203.36 = 8,601.24/x
  3. Step 3: Cross multiply
    26,131.80x = 39,203.36 × 8,601.24
  4. Step 4: Simplify right side
    26,131.80x = 337,197,508.17
  5. Step 5: Solve for x
    x = 337,197,508.17/26,131.80
  6. Step 6: Final answer
    x = 12,903.72

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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.