Home / 26,255.90-39,342.57-16,380.38

Finding the Fourth Proportional to 26,255.90, 39,342.57 and 16,380.38

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Solution

The fourth proportional to 26,255.90, 39,342.57 and 16,380.38 is: 24,544.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,255.90 : 39,342.57 = 16,380.38 : x
  2. Step 2: Convert to fraction form
    26,255.90/39,342.57 = 16,380.38/x
  3. Step 3: Cross multiply
    26,255.90x = 39,342.57 × 16,380.38
  4. Step 4: Simplify right side
    26,255.90x = 644,446,246.78
  5. Step 5: Solve for x
    x = 644,446,246.78/26,255.90
  6. Step 6: Final answer
    x = 24,544.82

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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.