Home / 36,103.35-54,160.14-11,138.74

Finding the Fourth Proportional to 36,103.35, 54,160.14 and 11,138.74

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Solution

The fourth proportional to 36,103.35, 54,160.14 and 11,138.74 is: 16,709.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,103.35 : 54,160.14 = 11,138.74 : x
  2. Step 2: Convert to fraction form
    36,103.35/54,160.14 = 11,138.74/x
  3. Step 3: Cross multiply
    36,103.35x = 54,160.14 × 11,138.74
  4. Step 4: Simplify right side
    36,103.35x = 603,275,776.52
  5. Step 5: Solve for x
    x = 603,275,776.52/36,103.35
  6. Step 6: Final answer
    x = 16,709.69

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1.5x scale

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.