Home / 27,963.69-38,588.81-16,018.53

Finding the Fourth Proportional to 27,963.69, 38,588.81 and 16,018.53

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Solution

The fourth proportional to 27,963.69, 38,588.81 and 16,018.53 is: 22,104.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,963.69 : 38,588.81 = 16,018.53 : x
  2. Step 2: Convert to fraction form
    27,963.69/38,588.81 = 16,018.53/x
  3. Step 3: Cross multiply
    27,963.69x = 38,588.81 × 16,018.53
  4. Step 4: Simplify right side
    27,963.69x = 618,135,930.56
  5. Step 5: Solve for x
    x = 618,135,930.56/27,963.69
  6. Step 6: Final answer
    x = 22,104.95

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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.