Home / 15,995.90-23,995.32-4,149.65

Finding the Fourth Proportional to 15,995.90, 23,995.32 and 4,149.65

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Solution

The fourth proportional to 15,995.90, 23,995.32 and 4,149.65 is: 6,224.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,995.90 : 23,995.32 = 4,149.65 : x
  2. Step 2: Convert to fraction form
    15,995.90/23,995.32 = 4,149.65/x
  3. Step 3: Cross multiply
    15,995.90x = 23,995.32 × 4,149.65
  4. Step 4: Simplify right side
    15,995.90x = 99,572,179.64
  5. Step 5: Solve for x
    x = 99,572,179.64/15,995.90
  6. Step 6: Final answer
    x = 6,224.86

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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.