Home / 39,964.41-55,146.94-22,058.25

Finding the Fourth Proportional to 39,964.41, 55,146.94 and 22,058.25

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Solution

The fourth proportional to 39,964.41, 55,146.94 and 22,058.25 is: 30,438.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,964.41 : 55,146.94 = 22,058.25 : x
  2. Step 2: Convert to fraction form
    39,964.41/55,146.94 = 22,058.25/x
  3. Step 3: Cross multiply
    39,964.41x = 55,146.94 × 22,058.25
  4. Step 4: Simplify right side
    39,964.41x = 1,216,444,989.26
  5. Step 5: Solve for x
    x = 1,216,444,989.26/39,964.41
  6. Step 6: Final answer
    x = 30,438.21

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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.