Home / 40,184.07-55,453.92-22,278.62

Finding the Fourth Proportional to 40,184.07, 55,453.92 and 22,278.62

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Solution

The fourth proportional to 40,184.07, 55,453.92 and 22,278.62 is: 30,744.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,184.07 : 55,453.92 = 22,278.62 : x
  2. Step 2: Convert to fraction form
    40,184.07/55,453.92 = 22,278.62/x
  3. Step 3: Cross multiply
    40,184.07x = 55,453.92 × 22,278.62
  4. Step 4: Simplify right side
    40,184.07x = 1,235,436,811.19
  5. Step 5: Solve for x
    x = 1,235,436,811.19/40,184.07
  6. Step 6: Final answer
    x = 30,744.44

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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.