Home / 26,479.13-39,718.44-6,757.40

Finding the Fourth Proportional to 26,479.13, 39,718.44 and 6,757.40

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Solution

The fourth proportional to 26,479.13, 39,718.44 and 6,757.40 is: 10,136.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,479.13 : 39,718.44 = 6,757.40 : x
  2. Step 2: Convert to fraction form
    26,479.13/39,718.44 = 6,757.40/x
  3. Step 3: Cross multiply
    26,479.13x = 39,718.44 × 6,757.40
  4. Step 4: Simplify right side
    26,479.13x = 268,393,485.75
  5. Step 5: Solve for x
    x = 268,393,485.75/26,479.13
  6. Step 6: Final answer
    x = 10,136.04

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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.