Home / 26,208.20-39,313.50-8,679.56

Finding the Fourth Proportional to 26,208.20, 39,313.50 and 8,679.56

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Solution

The fourth proportional to 26,208.20, 39,313.50 and 8,679.56 is: 13,019.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,208.20 : 39,313.50 = 8,679.56 : x
  2. Step 2: Convert to fraction form
    26,208.20/39,313.50 = 8,679.56/x
  3. Step 3: Cross multiply
    26,208.20x = 39,313.50 × 8,679.56
  4. Step 4: Simplify right side
    26,208.20x = 341,223,882.06
  5. Step 5: Solve for x
    x = 341,223,882.06/26,208.20
  6. Step 6: Final answer
    x = 13,019.74

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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.