Home / 36,719.68-55,082.76-13,339.84

Finding the Fourth Proportional to 36,719.68, 55,082.76 and 13,339.84

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Solution

The fourth proportional to 36,719.68, 55,082.76 and 13,339.84 is: 20,010.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,719.68 : 55,082.76 = 13,339.84 : x
  2. Step 2: Convert to fraction form
    36,719.68/55,082.76 = 13,339.84/x
  3. Step 3: Cross multiply
    36,719.68x = 55,082.76 × 13,339.84
  4. Step 4: Simplify right side
    36,719.68x = 734,795,205.16
  5. Step 5: Solve for x
    x = 734,795,205.16/36,719.68
  6. Step 6: Final answer
    x = 20,010.94

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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.