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Finding the Fourth Proportional to 15,014.52, 22,515.09 and 7,993.03

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Solution

The fourth proportional to 15,014.52, 22,515.09 and 7,993.03 is: 11,985.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,014.52 : 22,515.09 = 7,993.03 : x
  2. Step 2: Convert to fraction form
    15,014.52/22,515.09 = 7,993.03/x
  3. Step 3: Cross multiply
    15,014.52x = 22,515.09 × 7,993.03
  4. Step 4: Simplify right side
    15,014.52x = 179,963,789.82
  5. Step 5: Solve for x
    x = 179,963,789.82/15,014.52
  6. Step 6: Final answer
    x = 11,985.98

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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.