Home / 40,137.04-55,392.24-22,233.75

Finding the Fourth Proportional to 40,137.04, 55,392.24 and 22,233.75

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Solution

The fourth proportional to 40,137.04, 55,392.24 and 22,233.75 is: 30,684.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,137.04 : 55,392.24 = 22,233.75 : x
  2. Step 2: Convert to fraction form
    40,137.04/55,392.24 = 22,233.75/x
  3. Step 3: Cross multiply
    40,137.04x = 55,392.24 × 22,233.75
  4. Step 4: Simplify right side
    40,137.04x = 1,231,577,216.10
  5. Step 5: Solve for x
    x = 1,231,577,216.10/40,137.04
  6. Step 6: Final answer
    x = 30,684.31

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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.