Home / 40,509.05-55,905.18-22,604.43

Finding the Fourth Proportional to 40,509.05, 55,905.18 and 22,604.43

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Solution

The fourth proportional to 40,509.05, 55,905.18 and 22,604.43 is: 31,195.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,509.05 : 55,905.18 = 22,604.43 : x
  2. Step 2: Convert to fraction form
    40,509.05/55,905.18 = 22,604.43/x
  3. Step 3: Cross multiply
    40,509.05x = 55,905.18 × 22,604.43
  4. Step 4: Simplify right side
    40,509.05x = 1,263,704,727.95
  5. Step 5: Solve for x
    x = 1,263,704,727.95/40,509.05
  6. Step 6: Final answer
    x = 31,195.62

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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.