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Finding the Fourth Proportional to 26,140.40, 39,167.40 and 22,252.40

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Solution

The fourth proportional to 26,140.40, 39,167.40 and 22,252.40 is: 33,341.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,140.40 : 39,167.40 = 22,252.40 : x
  2. Step 2: Convert to fraction form
    26,140.40/39,167.40 = 22,252.40/x
  3. Step 3: Cross multiply
    26,140.40x = 39,167.40 × 22,252.40
  4. Step 4: Simplify right side
    26,140.40x = 871,568,651.76
  5. Step 5: Solve for x
    x = 871,568,651.76/26,140.40
  6. Step 6: Final answer
    x = 33,341.83

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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.