Home / 39,963.70-55,149.91-22,058.71

Finding the Fourth Proportional to 39,963.70, 55,149.91 and 22,058.71

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Solution

The fourth proportional to 39,963.70, 55,149.91 and 22,058.71 is: 30,441.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,963.70 : 55,149.91 = 22,058.71 : x
  2. Step 2: Convert to fraction form
    39,963.70/55,149.91 = 22,058.71/x
  3. Step 3: Cross multiply
    39,963.70x = 55,149.91 × 22,058.71
  4. Step 4: Simplify right side
    39,963.70x = 1,216,536,112.49
  5. Step 5: Solve for x
    x = 1,216,536,112.49/39,963.70
  6. Step 6: Final answer
    x = 30,441.03

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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.