Home / 18,698.18-27,937.77-18,044.13

Finding the Fourth Proportional to 18,698.18, 27,937.77 and 18,044.13

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Solution

The fourth proportional to 18,698.18, 27,937.77 and 18,044.13 is: 26,960.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,698.18 : 27,937.77 = 18,044.13 : x
  2. Step 2: Convert to fraction form
    18,698.18/27,937.77 = 18,044.13/x
  3. Step 3: Cross multiply
    18,698.18x = 27,937.77 × 18,044.13
  4. Step 4: Simplify right side
    18,698.18x = 504,112,753.79
  5. Step 5: Solve for x
    x = 504,112,753.79/18,698.18
  6. Step 6: Final answer
    x = 26,960.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.