Home / 26,170.53-39,254.87-7,450.66

Finding the Fourth Proportional to 26,170.53, 39,254.87 and 7,450.66

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Solution

The fourth proportional to 26,170.53, 39,254.87 and 7,450.66 is: 11,175.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,170.53 : 39,254.87 = 7,450.66 : x
  2. Step 2: Convert to fraction form
    26,170.53/39,254.87 = 7,450.66/x
  3. Step 3: Cross multiply
    26,170.53x = 39,254.87 × 7,450.66
  4. Step 4: Simplify right side
    26,170.53x = 292,474,689.71
  5. Step 5: Solve for x
    x = 292,474,689.71/26,170.53
  6. Step 6: Final answer
    x = 11,175.73

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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.