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Finding the Fourth Proportional to 26,673.29, 40,023.90 and 17,311.11

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Solution

The fourth proportional to 26,673.29, 40,023.90 and 17,311.11 is: 25,975.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,673.29 : 40,023.90 = 17,311.11 : x
  2. Step 2: Convert to fraction form
    26,673.29/40,023.90 = 17,311.11/x
  3. Step 3: Cross multiply
    26,673.29x = 40,023.90 × 17,311.11
  4. Step 4: Simplify right side
    26,673.29x = 692,858,135.53
  5. Step 5: Solve for x
    x = 692,858,135.53/26,673.29
  6. Step 6: Final answer
    x = 25,975.73

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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.