Home / 26,343.42-39,515.13-10,761.05

Finding the Fourth Proportional to 26,343.42, 39,515.13 and 10,761.05

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Solution

The fourth proportional to 26,343.42, 39,515.13 and 10,761.05 is: 16,141.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,343.42 : 39,515.13 = 10,761.05 : x
  2. Step 2: Convert to fraction form
    26,343.42/39,515.13 = 10,761.05/x
  3. Step 3: Cross multiply
    26,343.42x = 39,515.13 × 10,761.05
  4. Step 4: Simplify right side
    26,343.42x = 425,224,092.11
  5. Step 5: Solve for x
    x = 425,224,092.11/26,343.42
  6. Step 6: Final answer
    x = 16,141.57

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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.