Home / 23,629.64-35,451.39-6,990.11

Finding the Fourth Proportional to 23,629.64, 35,451.39 and 6,990.11

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Solution

The fourth proportional to 23,629.64, 35,451.39 and 6,990.11 is: 10,487.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,629.64 : 35,451.39 = 6,990.11 : x
  2. Step 2: Convert to fraction form
    23,629.64/35,451.39 = 6,990.11/x
  3. Step 3: Cross multiply
    23,629.64x = 35,451.39 × 6,990.11
  4. Step 4: Simplify right side
    23,629.64x = 247,809,115.75
  5. Step 5: Solve for x
    x = 247,809,115.75/23,629.64
  6. Step 6: Final answer
    x = 10,487.22

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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.