Home / 26,579.28-39,855.88-15,179.88

Finding the Fourth Proportional to 26,579.28, 39,855.88 and 15,179.88

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Solution

The fourth proportional to 26,579.28, 39,855.88 and 15,179.88 is: 22,762.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,579.28 : 39,855.88 = 15,179.88 : x
  2. Step 2: Convert to fraction form
    26,579.28/39,855.88 = 15,179.88/x
  3. Step 3: Cross multiply
    26,579.28x = 39,855.88 × 15,179.88
  4. Step 4: Simplify right side
    26,579.28x = 605,007,475.69
  5. Step 5: Solve for x
    x = 605,007,475.69/26,579.28
  6. Step 6: Final answer
    x = 22,762.37

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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.