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Finding the Fourth Proportional to 26,934.39, 40,404.39 and 10,294.30

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Solution

The fourth proportional to 26,934.39, 40,404.39 and 10,294.30 is: 15,442.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,934.39 : 40,404.39 = 10,294.30 : x
  2. Step 2: Convert to fraction form
    26,934.39/40,404.39 = 10,294.30/x
  3. Step 3: Cross multiply
    26,934.39x = 40,404.39 × 10,294.30
  4. Step 4: Simplify right side
    26,934.39x = 415,934,911.98
  5. Step 5: Solve for x
    x = 415,934,911.98/26,934.39
  6. Step 6: Final answer
    x = 15,442.52

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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.