Home / 17,765.12-24,516.68-10,213.90

Finding the Fourth Proportional to 17,765.12, 24,516.68 and 10,213.90

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Solution

The fourth proportional to 17,765.12, 24,516.68 and 10,213.90 is: 14,095.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,765.12 : 24,516.68 = 10,213.90 : x
  2. Step 2: Convert to fraction form
    17,765.12/24,516.68 = 10,213.90/x
  3. Step 3: Cross multiply
    17,765.12x = 24,516.68 × 10,213.90
  4. Step 4: Simplify right side
    17,765.12x = 250,410,917.85
  5. Step 5: Solve for x
    x = 250,410,917.85/17,765.12
  6. Step 6: Final answer
    x = 14,095.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.