Home / 36,106.52-54,154.77-11,147.39

Finding the Fourth Proportional to 36,106.52, 54,154.77 and 11,147.39

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Solution

The fourth proportional to 36,106.52, 54,154.77 and 11,147.39 is: 16,719.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,106.52 : 54,154.77 = 11,147.39 : x
  2. Step 2: Convert to fraction form
    36,106.52/54,154.77 = 11,147.39/x
  3. Step 3: Cross multiply
    36,106.52x = 54,154.77 × 11,147.39
  4. Step 4: Simplify right side
    36,106.52x = 603,684,341.55
  5. Step 5: Solve for x
    x = 603,684,341.55/36,106.52
  6. Step 6: Final answer
    x = 16,719.54

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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.