Home / 26,338.15-39,507.26-10,755.78

Finding the Fourth Proportional to 26,338.15, 39,507.26 and 10,755.78

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Solution

The fourth proportional to 26,338.15, 39,507.26 and 10,755.78 is: 16,133.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,338.15 : 39,507.26 = 10,755.78 : x
  2. Step 2: Convert to fraction form
    26,338.15/39,507.26 = 10,755.78/x
  3. Step 3: Cross multiply
    26,338.15x = 39,507.26 × 10,755.78
  4. Step 4: Simplify right side
    26,338.15x = 424,931,255.53
  5. Step 5: Solve for x
    x = 424,931,255.53/26,338.15
  6. Step 6: Final answer
    x = 16,133.68

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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.