Home / 11,467.40-17,239.98-9,156.92

Finding the Fourth Proportional to 11,467.40, 17,239.98 and 9,156.92

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Solution

The fourth proportional to 11,467.40, 17,239.98 and 9,156.92 is: 13,766.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,467.40 : 17,239.98 = 9,156.92 : x
  2. Step 2: Convert to fraction form
    11,467.40/17,239.98 = 9,156.92/x
  3. Step 3: Cross multiply
    11,467.40x = 17,239.98 × 9,156.92
  4. Step 4: Simplify right side
    11,467.40x = 157,865,117.66
  5. Step 5: Solve for x
    x = 157,865,117.66/11,467.40
  6. Step 6: Final answer
    x = 13,766.43

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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.