Home / 26,278.10-39,393.71-9,634.25

Finding the Fourth Proportional to 26,278.10, 39,393.71 and 9,634.25

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Solution

The fourth proportional to 26,278.10, 39,393.71 and 9,634.25 is: 14,442.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,278.10 : 39,393.71 = 9,634.25 : x
  2. Step 2: Convert to fraction form
    26,278.10/39,393.71 = 9,634.25/x
  3. Step 3: Cross multiply
    26,278.10x = 39,393.71 × 9,634.25
  4. Step 4: Simplify right side
    26,278.10x = 379,528,863.15
  5. Step 5: Solve for x
    x = 379,528,863.15/26,278.10
  6. Step 6: Final answer
    x = 14,442.78

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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.