Home / 36,155.08-54,235.21-11,191.92

Finding the Fourth Proportional to 36,155.08, 54,235.21 and 11,191.92

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Solution

The fourth proportional to 36,155.08, 54,235.21 and 11,191.92 is: 16,788.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,155.08 : 54,235.21 = 11,191.92 : x
  2. Step 2: Convert to fraction form
    36,155.08/54,235.21 = 11,191.92/x
  3. Step 3: Cross multiply
    36,155.08x = 54,235.21 × 11,191.92
  4. Step 4: Simplify right side
    36,155.08x = 606,996,131.50
  5. Step 5: Solve for x
    x = 606,996,131.50/36,155.08
  6. Step 6: Final answer
    x = 16,788.68

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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.