Home / 16,861.95-23,270.54-9,694.14

Finding the Fourth Proportional to 16,861.95, 23,270.54 and 9,694.14

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Solution

The fourth proportional to 16,861.95, 23,270.54 and 9,694.14 is: 13,378.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,861.95 : 23,270.54 = 9,694.14 : x
  2. Step 2: Convert to fraction form
    16,861.95/23,270.54 = 9,694.14/x
  3. Step 3: Cross multiply
    16,861.95x = 23,270.54 × 9,694.14
  4. Step 4: Simplify right side
    16,861.95x = 225,587,824.16
  5. Step 5: Solve for x
    x = 225,587,824.16/16,861.95
  6. Step 6: Final answer
    x = 13,378.51

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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.