Home / 40,505.60-55,900.56-22,604.09

Finding the Fourth Proportional to 40,505.60, 55,900.56 and 22,604.09

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Solution

The fourth proportional to 40,505.60, 55,900.56 and 22,604.09 is: 31,195.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,505.60 : 55,900.56 = 22,604.09 : x
  2. Step 2: Convert to fraction form
    40,505.60/55,900.56 = 22,604.09/x
  3. Step 3: Cross multiply
    40,505.60x = 55,900.56 × 22,604.09
  4. Step 4: Simplify right side
    40,505.60x = 1,263,581,289.29
  5. Step 5: Solve for x
    x = 1,263,581,289.29/40,505.60
  6. Step 6: Final answer
    x = 31,195.22

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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.