Home / 26,719.06-40,078.61-11,136.69

Finding the Fourth Proportional to 26,719.06, 40,078.61 and 11,136.69

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Solution

The fourth proportional to 26,719.06, 40,078.61 and 11,136.69 is: 16,705.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,719.06 : 40,078.61 = 11,136.69 : x
  2. Step 2: Convert to fraction form
    26,719.06/40,078.61 = 11,136.69/x
  3. Step 3: Cross multiply
    26,719.06x = 40,078.61 × 11,136.69
  4. Step 4: Simplify right side
    26,719.06x = 446,343,055.20
  5. Step 5: Solve for x
    x = 446,343,055.20/26,719.06
  6. Step 6: Final answer
    x = 16,705.04

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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.