Home / 27,981.57-38,614.09-16,044.19

Finding the Fourth Proportional to 27,981.57, 38,614.09 and 16,044.19

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Solution

The fourth proportional to 27,981.57, 38,614.09 and 16,044.19 is: 22,140.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,981.57 : 38,614.09 = 16,044.19 : x
  2. Step 2: Convert to fraction form
    27,981.57/38,614.09 = 16,044.19/x
  3. Step 3: Cross multiply
    27,981.57x = 38,614.09 × 16,044.19
  4. Step 4: Simplify right side
    27,981.57x = 619,531,796.64
  5. Step 5: Solve for x
    x = 619,531,796.64/27,981.57
  6. Step 6: Final answer
    x = 22,140.71

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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.