Home / 17,618.46-24,313.66-10,065.78

Finding the Fourth Proportional to 17,618.46, 24,313.66 and 10,065.78

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Solution

The fourth proportional to 17,618.46, 24,313.66 and 10,065.78 is: 13,890.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,618.46 : 24,313.66 = 10,065.78 : x
  2. Step 2: Convert to fraction form
    17,618.46/24,313.66 = 10,065.78/x
  3. Step 3: Cross multiply
    17,618.46x = 24,313.66 × 10,065.78
  4. Step 4: Simplify right side
    17,618.46x = 244,735,952.55
  5. Step 5: Solve for x
    x = 244,735,952.55/17,618.46
  6. Step 6: Final answer
    x = 13,890.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.