Home / 15,389.28-23,080.57-4,144.34

Finding the Fourth Proportional to 15,389.28, 23,080.57 and 4,144.34

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Solution

The fourth proportional to 15,389.28, 23,080.57 and 4,144.34 is: 6,215.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,389.28 : 23,080.57 = 4,144.34 : x
  2. Step 2: Convert to fraction form
    15,389.28/23,080.57 = 4,144.34/x
  3. Step 3: Cross multiply
    15,389.28x = 23,080.57 × 4,144.34
  4. Step 4: Simplify right side
    15,389.28x = 95,653,723.56
  5. Step 5: Solve for x
    x = 95,653,723.56/15,389.28
  6. Step 6: Final answer
    x = 6,215.61

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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.