Home / 18,044.24-27,076.08-13,660.64

Finding the Fourth Proportional to 18,044.24, 27,076.08 and 13,660.64

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Solution

The fourth proportional to 18,044.24, 27,076.08 and 13,660.64 is: 20,498.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,044.24 : 27,076.08 = 13,660.64 : x
  2. Step 2: Convert to fraction form
    18,044.24/27,076.08 = 13,660.64/x
  3. Step 3: Cross multiply
    18,044.24x = 27,076.08 × 13,660.64
  4. Step 4: Simplify right side
    18,044.24x = 369,876,581.49
  5. Step 5: Solve for x
    x = 369,876,581.49/18,044.24
  6. Step 6: Final answer
    x = 20,498.32

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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.