Home / 29,078.42-43,626.36-9,087.11

Finding the Fourth Proportional to 29,078.42, 43,626.36 and 9,087.11

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Solution

The fourth proportional to 29,078.42, 43,626.36 and 9,087.11 is: 13,633.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,078.42 : 43,626.36 = 9,087.11 : x
  2. Step 2: Convert to fraction form
    29,078.42/43,626.36 = 9,087.11/x
  3. Step 3: Cross multiply
    29,078.42x = 43,626.36 × 9,087.11
  4. Step 4: Simplify right side
    29,078.42x = 396,437,314.09
  5. Step 5: Solve for x
    x = 396,437,314.09/29,078.42
  6. Step 6: Final answer
    x = 13,633.39

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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.