Home / 36,742.19-55,121.94-10,447.16

Finding the Fourth Proportional to 36,742.19, 55,121.94 and 10,447.16

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Solution

The fourth proportional to 36,742.19, 55,121.94 and 10,447.16 is: 15,673.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,742.19 : 55,121.94 = 10,447.16 : x
  2. Step 2: Convert to fraction form
    36,742.19/55,121.94 = 10,447.16/x
  3. Step 3: Cross multiply
    36,742.19x = 55,121.94 × 10,447.16
  4. Step 4: Simplify right side
    36,742.19x = 575,867,451.08
  5. Step 5: Solve for x
    x = 575,867,451.08/36,742.19
  6. Step 6: Final answer
    x = 15,673.20

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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.