Home / 40,352.75-55,680.37-22,447.70

Finding the Fourth Proportional to 40,352.75, 55,680.37 and 22,447.70

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Solution

The fourth proportional to 40,352.75, 55,680.37 and 22,447.70 is: 30,974.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,352.75 : 55,680.37 = 22,447.70 : x
  2. Step 2: Convert to fraction form
    40,352.75/55,680.37 = 22,447.70/x
  3. Step 3: Cross multiply
    40,352.75x = 55,680.37 × 22,447.70
  4. Step 4: Simplify right side
    40,352.75x = 1,249,895,907.13
  5. Step 5: Solve for x
    x = 1,249,895,907.13/40,352.75
  6. Step 6: Final answer
    x = 30,974.25

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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.