Home / 26,106.52-39,129.78-11,300.56

Finding the Fourth Proportional to 26,106.52, 39,129.78 and 11,300.56

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Solution

The fourth proportional to 26,106.52, 39,129.78 and 11,300.56 is: 16,937.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,106.52 : 39,129.78 = 11,300.56 : x
  2. Step 2: Convert to fraction form
    26,106.52/39,129.78 = 11,300.56/x
  3. Step 3: Cross multiply
    26,106.52x = 39,129.78 × 11,300.56
  4. Step 4: Simplify right side
    26,106.52x = 442,188,426.68
  5. Step 5: Solve for x
    x = 442,188,426.68/26,106.52
  6. Step 6: Final answer
    x = 16,937.85

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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.