Home / 17,154.68-25,731.96-11,268.72

Finding the Fourth Proportional to 17,154.68, 25,731.96 and 11,268.72

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Solution

The fourth proportional to 17,154.68, 25,731.96 and 11,268.72 is: 16,903.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,154.68 : 25,731.96 = 11,268.72 : x
  2. Step 2: Convert to fraction form
    17,154.68/25,731.96 = 11,268.72/x
  3. Step 3: Cross multiply
    17,154.68x = 25,731.96 × 11,268.72
  4. Step 4: Simplify right side
    17,154.68x = 289,966,252.29
  5. Step 5: Solve for x
    x = 289,966,252.29/17,154.68
  6. Step 6: Final answer
    x = 16,903.04

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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.