Home / 26,441.40-39,660.94-8,911.15

Finding the Fourth Proportional to 26,441.40, 39,660.94 and 8,911.15

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Solution

The fourth proportional to 26,441.40, 39,660.94 and 8,911.15 is: 13,366.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,441.40 : 39,660.94 = 8,911.15 : x
  2. Step 2: Convert to fraction form
    26,441.40/39,660.94 = 8,911.15/x
  3. Step 3: Cross multiply
    26,441.40x = 39,660.94 × 8,911.15
  4. Step 4: Simplify right side
    26,441.40x = 353,424,585.48
  5. Step 5: Solve for x
    x = 353,424,585.48/26,441.40
  6. Step 6: Final answer
    x = 13,366.33

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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.