Home / 28,946.46-43,418.88-9,226.20

Finding the Fourth Proportional to 28,946.46, 43,418.88 and 9,226.20

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Solution

The fourth proportional to 28,946.46, 43,418.88 and 9,226.20 is: 13,839.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,946.46 : 43,418.88 = 9,226.20 : x
  2. Step 2: Convert to fraction form
    28,946.46/43,418.88 = 9,226.20/x
  3. Step 3: Cross multiply
    28,946.46x = 43,418.88 × 9,226.20
  4. Step 4: Simplify right side
    28,946.46x = 400,591,270.66
  5. Step 5: Solve for x
    x = 400,591,270.66/28,946.46
  6. Step 6: Final answer
    x = 13,839.04

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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.