Home / 26,568.42-39,868.98-10,986

Finding the Fourth Proportional to 26,568.42, 39,868.98 and 10,986

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Solution

The fourth proportional to 26,568.42, 39,868.98 and 10,986 is: 16,485.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,568.42 : 39,868.98 = 10,986 : x
  2. Step 2: Convert to fraction form
    26,568.42/39,868.98 = 10,986/x
  3. Step 3: Cross multiply
    26,568.42x = 39,868.98 × 10,986
  4. Step 4: Simplify right side
    26,568.42x = 438,000,614.28
  5. Step 5: Solve for x
    x = 438,000,614.28/26,568.42
  6. Step 6: Final answer
    x = 16,485.76

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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.