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Finding the Fourth Proportional to 26,888.75, 40,333.17 and 10,472.75

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Solution

The fourth proportional to 26,888.75, 40,333.17 and 10,472.75 is: 15,709.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,888.75 : 40,333.17 = 10,472.75 : x
  2. Step 2: Convert to fraction form
    26,888.75/40,333.17 = 10,472.75/x
  3. Step 3: Cross multiply
    26,888.75x = 40,333.17 × 10,472.75
  4. Step 4: Simplify right side
    26,888.75x = 422,399,206.12
  5. Step 5: Solve for x
    x = 422,399,206.12/26,888.75
  6. Step 6: Final answer
    x = 15,709.14

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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.