Home / 26,218.40-39,327.60-22,281.80

Finding the Fourth Proportional to 26,218.40, 39,327.60 and 22,281.80

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Solution

The fourth proportional to 26,218.40, 39,327.60 and 22,281.80 is: 33,422.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,218.40 : 39,327.60 = 22,281.80 : x
  2. Step 2: Convert to fraction form
    26,218.40/39,327.60 = 22,281.80/x
  3. Step 3: Cross multiply
    26,218.40x = 39,327.60 × 22,281.80
  4. Step 4: Simplify right side
    26,218.40x = 876,289,717.68
  5. Step 5: Solve for x
    x = 876,289,717.68/26,218.40
  6. Step 6: Final answer
    x = 33,422.70

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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.