Home / 26,282.60-39,359.10-17,469.80

Finding the Fourth Proportional to 26,282.60, 39,359.10 and 17,469.80

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Solution

The fourth proportional to 26,282.60, 39,359.10 and 17,469.80 is: 26,161.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,282.60 : 39,359.10 = 17,469.80 : x
  2. Step 2: Convert to fraction form
    26,282.60/39,359.10 = 17,469.80/x
  3. Step 3: Cross multiply
    26,282.60x = 39,359.10 × 17,469.80
  4. Step 4: Simplify right side
    26,282.60x = 687,595,605.18
  5. Step 5: Solve for x
    x = 687,595,605.18/26,282.60
  6. Step 6: Final answer
    x = 26,161.63

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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.