Home / 12,538.24-18,808.08-3,304

Finding the Fourth Proportional to 12,538.24, 18,808.08 and 3,304

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Solution

The fourth proportional to 12,538.24, 18,808.08 and 3,304 is: 4,956.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,538.24 : 18,808.08 = 3,304 : x
  2. Step 2: Convert to fraction form
    12,538.24/18,808.08 = 3,304/x
  3. Step 3: Cross multiply
    12,538.24x = 18,808.08 × 3,304
  4. Step 4: Simplify right side
    12,538.24x = 62,141,896.32
  5. Step 5: Solve for x
    x = 62,141,896.32/12,538.24
  6. Step 6: Final answer
    x = 4,956.19

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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.