Home / 19,846.68-29,754.66-8,895

Finding the Fourth Proportional to 19,846.68, 29,754.66 and 8,895

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Solution

The fourth proportional to 19,846.68, 29,754.66 and 8,895 is: 13,335.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,846.68 : 29,754.66 = 8,895 : x
  2. Step 2: Convert to fraction form
    19,846.68/29,754.66 = 8,895/x
  3. Step 3: Cross multiply
    19,846.68x = 29,754.66 × 8,895
  4. Step 4: Simplify right side
    19,846.68x = 264,667,700.70
  5. Step 5: Solve for x
    x = 264,667,700.70/19,846.68
  6. Step 6: Final answer
    x = 13,335.62

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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.