Home / 18,643.97-27,966.83-5,496.45

Finding the Fourth Proportional to 18,643.97, 27,966.83 and 5,496.45

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Solution

The fourth proportional to 18,643.97, 27,966.83 and 5,496.45 is: 8,244.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,643.97 : 27,966.83 = 5,496.45 : x
  2. Step 2: Convert to fraction form
    18,643.97/27,966.83 = 5,496.45/x
  3. Step 3: Cross multiply
    18,643.97x = 27,966.83 × 5,496.45
  4. Step 4: Simplify right side
    18,643.97x = 153,718,255.27
  5. Step 5: Solve for x
    x = 153,718,255.27/18,643.97
  6. Step 6: Final answer
    x = 8,244.93

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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.