Home / 10,226.55-15,326.46-9,968.97

Finding the Fourth Proportional to 10,226.55, 15,326.46 and 9,968.97

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Solution

The fourth proportional to 10,226.55, 15,326.46 and 9,968.97 is: 14,940.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,226.55 : 15,326.46 = 9,968.97 : x
  2. Step 2: Convert to fraction form
    10,226.55/15,326.46 = 9,968.97/x
  3. Step 3: Cross multiply
    10,226.55x = 15,326.46 × 9,968.97
  4. Step 4: Simplify right side
    10,226.55x = 152,789,019.95
  5. Step 5: Solve for x
    x = 152,789,019.95/10,226.55
  6. Step 6: Final answer
    x = 14,940.43

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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.