Home / 15,142.29-22,711.70-4,049.84

Finding the Fourth Proportional to 15,142.29, 22,711.70 and 4,049.84

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Solution

The fourth proportional to 15,142.29, 22,711.70 and 4,049.84 is: 6,074.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,142.29 : 22,711.70 = 4,049.84 : x
  2. Step 2: Convert to fraction form
    15,142.29/22,711.70 = 4,049.84/x
  3. Step 3: Cross multiply
    15,142.29x = 22,711.70 × 4,049.84
  4. Step 4: Simplify right side
    15,142.29x = 91,978,751.13
  5. Step 5: Solve for x
    x = 91,978,751.13/15,142.29
  6. Step 6: Final answer
    x = 6,074.30

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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.