Home / 15,423.19-23,134.68-4,329.88

Finding the Fourth Proportional to 15,423.19, 23,134.68 and 4,329.88

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Solution

The fourth proportional to 15,423.19, 23,134.68 and 4,329.88 is: 6,494.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,423.19 : 23,134.68 = 4,329.88 : x
  2. Step 2: Convert to fraction form
    15,423.19/23,134.68 = 4,329.88/x
  3. Step 3: Cross multiply
    15,423.19x = 23,134.68 × 4,329.88
  4. Step 4: Simplify right side
    15,423.19x = 100,170,388.24
  5. Step 5: Solve for x
    x = 100,170,388.24/15,423.19
  6. Step 6: Final answer
    x = 6,494.79

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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.