Home / 29,028.64-43,534.32-9,306.40

Finding the Fourth Proportional to 29,028.64, 43,534.32 and 9,306.40

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Solution

The fourth proportional to 29,028.64, 43,534.32 and 9,306.40 is: 13,956.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,028.64 : 43,534.32 = 9,306.40 : x
  2. Step 2: Convert to fraction form
    29,028.64/43,534.32 = 9,306.40/x
  3. Step 3: Cross multiply
    29,028.64x = 43,534.32 × 9,306.40
  4. Step 4: Simplify right side
    29,028.64x = 405,147,795.65
  5. Step 5: Solve for x
    x = 405,147,795.65/29,028.64
  6. Step 6: Final answer
    x = 13,956.83

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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.