Home / 36,447.92-54,673.40-18,906.48

Finding the Fourth Proportional to 36,447.92, 54,673.40 and 18,906.48

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Solution

The fourth proportional to 36,447.92, 54,673.40 and 18,906.48 is: 28,360.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,447.92 : 54,673.40 = 18,906.48 : x
  2. Step 2: Convert to fraction form
    36,447.92/54,673.40 = 18,906.48/x
  3. Step 3: Cross multiply
    36,447.92x = 54,673.40 × 18,906.48
  4. Step 4: Simplify right side
    36,447.92x = 1,033,681,543.63
  5. Step 5: Solve for x
    x = 1,033,681,543.63/36,447.92
  6. Step 6: Final answer
    x = 28,360.51

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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.