Home / 22,139.87-33,202.58-7,344.81

Finding the Fourth Proportional to 22,139.87, 33,202.58 and 7,344.81

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Solution

The fourth proportional to 22,139.87, 33,202.58 and 7,344.81 is: 11,014.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,139.87 : 33,202.58 = 7,344.81 : x
  2. Step 2: Convert to fraction form
    22,139.87/33,202.58 = 7,344.81/x
  3. Step 3: Cross multiply
    22,139.87x = 33,202.58 × 7,344.81
  4. Step 4: Simplify right side
    22,139.87x = 243,866,604.89
  5. Step 5: Solve for x
    x = 243,866,604.89/22,139.87
  6. Step 6: Final answer
    x = 11,014.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.