Home / 15,519.49-23,272.41-4,423.66

Finding the Fourth Proportional to 15,519.49, 23,272.41 and 4,423.66

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Solution

The fourth proportional to 15,519.49, 23,272.41 and 4,423.66 is: 6,633.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,519.49 : 23,272.41 = 4,423.66 : x
  2. Step 2: Convert to fraction form
    15,519.49/23,272.41 = 4,423.66/x
  3. Step 3: Cross multiply
    15,519.49x = 23,272.41 × 4,423.66
  4. Step 4: Simplify right side
    15,519.49x = 102,949,229.22
  5. Step 5: Solve for x
    x = 102,949,229.22/15,519.49
  6. Step 6: Final answer
    x = 6,633.54

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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.