Home / 22,424.12-33,640.58-6,629.40

Finding the Fourth Proportional to 22,424.12, 33,640.58 and 6,629.40

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Solution

The fourth proportional to 22,424.12, 33,640.58 and 6,629.40 is: 9,945.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,424.12 : 33,640.58 = 6,629.40 : x
  2. Step 2: Convert to fraction form
    22,424.12/33,640.58 = 6,629.40/x
  3. Step 3: Cross multiply
    22,424.12x = 33,640.58 × 6,629.40
  4. Step 4: Simplify right side
    22,424.12x = 223,016,861.05
  5. Step 5: Solve for x
    x = 223,016,861.05/22,424.12
  6. Step 6: Final answer
    x = 9,945.40

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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.