Home / 26,311.49-39,462.42-7,586.90

Finding the Fourth Proportional to 26,311.49, 39,462.42 and 7,586.90

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Solution

The fourth proportional to 26,311.49, 39,462.42 and 7,586.90 is: 11,378.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,311.49 : 39,462.42 = 7,586.90 : x
  2. Step 2: Convert to fraction form
    26,311.49/39,462.42 = 7,586.90/x
  3. Step 3: Cross multiply
    26,311.49x = 39,462.42 × 7,586.90
  4. Step 4: Simplify right side
    26,311.49x = 299,397,314.18
  5. Step 5: Solve for x
    x = 299,397,314.18/26,311.49
  6. Step 6: Final answer
    x = 11,378.96

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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.