Home / 15,181.92-22,760.72-10,189.52

Finding the Fourth Proportional to 15,181.92, 22,760.72 and 10,189.52

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Solution

The fourth proportional to 15,181.92, 22,760.72 and 10,189.52 is: 15,276.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,181.92 : 22,760.72 = 10,189.52 : x
  2. Step 2: Convert to fraction form
    15,181.92/22,760.72 = 10,189.52/x
  3. Step 3: Cross multiply
    15,181.92x = 22,760.72 × 10,189.52
  4. Step 4: Simplify right side
    15,181.92x = 231,920,811.65
  5. Step 5: Solve for x
    x = 231,920,811.65/15,181.92
  6. Step 6: Final answer
    x = 15,276.12

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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.