Home / 26,657.60-39,986.40-6,934.48

Finding the Fourth Proportional to 26,657.60, 39,986.40 and 6,934.48

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Solution

The fourth proportional to 26,657.60, 39,986.40 and 6,934.48 is: 10,401.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,657.60 : 39,986.40 = 6,934.48 : x
  2. Step 2: Convert to fraction form
    26,657.60/39,986.40 = 6,934.48/x
  3. Step 3: Cross multiply
    26,657.60x = 39,986.40 × 6,934.48
  4. Step 4: Simplify right side
    26,657.60x = 277,284,891.07
  5. Step 5: Solve for x
    x = 277,284,891.07/26,657.60
  6. Step 6: Final answer
    x = 10,401.72

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Similar ratio
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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.