Home / 18,366.36-27,549.42-8,867.59

Finding the Fourth Proportional to 18,366.36, 27,549.42 and 8,867.59

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Solution

The fourth proportional to 18,366.36, 27,549.42 and 8,867.59 is: 13,301.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,366.36 : 27,549.42 = 8,867.59 : x
  2. Step 2: Convert to fraction form
    18,366.36/27,549.42 = 8,867.59/x
  3. Step 3: Cross multiply
    18,366.36x = 27,549.42 × 8,867.59
  4. Step 4: Simplify right side
    18,366.36x = 244,296,859.17
  5. Step 5: Solve for x
    x = 244,296,859.17/18,366.36
  6. Step 6: Final answer
    x = 13,301.32

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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.