Home / 26,107.99-39,176.16-11,112.66

Finding the Fourth Proportional to 26,107.99, 39,176.16 and 11,112.66

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Solution

The fourth proportional to 26,107.99, 39,176.16 and 11,112.66 is: 16,675.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,107.99 : 39,176.16 = 11,112.66 : x
  2. Step 2: Convert to fraction form
    26,107.99/39,176.16 = 11,112.66/x
  3. Step 3: Cross multiply
    26,107.99x = 39,176.16 × 11,112.66
  4. Step 4: Simplify right side
    26,107.99x = 435,351,206.57
  5. Step 5: Solve for x
    x = 435,351,206.57/26,107.99
  6. Step 6: Final answer
    x = 16,675.02

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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.