Home / 26,934.12-40,398.08-10,293.78

Finding the Fourth Proportional to 26,934.12, 40,398.08 and 10,293.78

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Solution

The fourth proportional to 26,934.12, 40,398.08 and 10,293.78 is: 15,439.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,934.12 : 40,398.08 = 10,293.78 : x
  2. Step 2: Convert to fraction form
    26,934.12/40,398.08 = 10,293.78/x
  3. Step 3: Cross multiply
    26,934.12x = 40,398.08 × 10,293.78
  4. Step 4: Simplify right side
    26,934.12x = 415,848,947.94
  5. Step 5: Solve for x
    x = 415,848,947.94/26,934.12
  6. Step 6: Final answer
    x = 15,439.49

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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.