Home / 17,284.52-25,926.72-11,439.78

Finding the Fourth Proportional to 17,284.52, 25,926.72 and 11,439.78

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Solution

The fourth proportional to 17,284.52, 25,926.72 and 11,439.78 is: 17,159.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,284.52 : 25,926.72 = 11,439.78 : x
  2. Step 2: Convert to fraction form
    17,284.52/25,926.72 = 11,439.78/x
  3. Step 3: Cross multiply
    17,284.52x = 25,926.72 × 11,439.78
  4. Step 4: Simplify right side
    17,284.52x = 296,595,972.92
  5. Step 5: Solve for x
    x = 296,595,972.92/17,284.52
  6. Step 6: Final answer
    x = 17,159.63

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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.