Home / 39,963.29-55,149.03-22,058.28

Finding the Fourth Proportional to 39,963.29, 55,149.03 and 22,058.28

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Solution

The fourth proportional to 39,963.29, 55,149.03 and 22,058.28 is: 30,440.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,963.29 : 55,149.03 = 22,058.28 : x
  2. Step 2: Convert to fraction form
    39,963.29/55,149.03 = 22,058.28/x
  3. Step 3: Cross multiply
    39,963.29x = 55,149.03 × 22,058.28
  4. Step 4: Simplify right side
    39,963.29x = 1,216,493,035.00
  5. Step 5: Solve for x
    x = 1,216,493,035.00/39,963.29
  6. Step 6: Final answer
    x = 30,440.27

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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.