Home / 11,226.36-16,839.66-7,355.40

Finding the Fourth Proportional to 11,226.36, 16,839.66 and 7,355.40

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Solution

The fourth proportional to 11,226.36, 16,839.66 and 7,355.40 is: 11,033.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,226.36 : 16,839.66 = 7,355.40 : x
  2. Step 2: Convert to fraction form
    11,226.36/16,839.66 = 7,355.40/x
  3. Step 3: Cross multiply
    11,226.36x = 16,839.66 × 7,355.40
  4. Step 4: Simplify right side
    11,226.36x = 123,862,435.16
  5. Step 5: Solve for x
    x = 123,862,435.16/11,226.36
  6. Step 6: Final answer
    x = 11,033.18

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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.