Home / 12,825.38-19,238.62-5,035.88

Finding the Fourth Proportional to 12,825.38, 19,238.62 and 5,035.88

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Solution

The fourth proportional to 12,825.38, 19,238.62 and 5,035.88 is: 7,554.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,825.38 : 19,238.62 = 5,035.88 : x
  2. Step 2: Convert to fraction form
    12,825.38/19,238.62 = 5,035.88/x
  3. Step 3: Cross multiply
    12,825.38x = 19,238.62 × 5,035.88
  4. Step 4: Simplify right side
    12,825.38x = 96,883,381.69
  5. Step 5: Solve for x
    x = 96,883,381.69/12,825.38
  6. Step 6: Final answer
    x = 7,554.04

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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.