Home / 12,033.43-18,048.96-3,711.20

Finding the Fourth Proportional to 12,033.43, 18,048.96 and 3,711.20

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Solution

The fourth proportional to 12,033.43, 18,048.96 and 3,711.20 is: 5,566.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,033.43 : 18,048.96 = 3,711.20 : x
  2. Step 2: Convert to fraction form
    12,033.43/18,048.96 = 3,711.20/x
  3. Step 3: Cross multiply
    12,033.43x = 18,048.96 × 3,711.20
  4. Step 4: Simplify right side
    12,033.43x = 66,983,210.11
  5. Step 5: Solve for x
    x = 66,983,210.11/12,033.43
  6. Step 6: Final answer
    x = 5,566.43

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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.