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Finding the Fourth Proportional to 17,239.24, 25,837.95 and 7,866.41

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Solution

The fourth proportional to 17,239.24, 25,837.95 and 7,866.41 is: 11,790.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,239.24 : 25,837.95 = 7,866.41 : x
  2. Step 2: Convert to fraction form
    17,239.24/25,837.95 = 7,866.41/x
  3. Step 3: Cross multiply
    17,239.24x = 25,837.95 × 7,866.41
  4. Step 4: Simplify right side
    17,239.24x = 203,251,908.26
  5. Step 5: Solve for x
    x = 203,251,908.26/17,239.24
  6. Step 6: Final answer
    x = 11,790.07

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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.