Home / 40,284.80-55,593.32-22,380.08

Finding the Fourth Proportional to 40,284.80, 55,593.32 and 22,380.08

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Solution

The fourth proportional to 40,284.80, 55,593.32 and 22,380.08 is: 30,884.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,284.80 : 55,593.32 = 22,380.08 : x
  2. Step 2: Convert to fraction form
    40,284.80/55,593.32 = 22,380.08/x
  3. Step 3: Cross multiply
    40,284.80x = 55,593.32 × 22,380.08
  4. Step 4: Simplify right side
    40,284.80x = 1,244,182,949.07
  5. Step 5: Solve for x
    x = 1,244,182,949.07/40,284.80
  6. Step 6: Final answer
    x = 30,884.67

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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.