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Finding the Fourth Proportional to 9,993.25, 15,006.88 and 9,575.29

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Solution

The fourth proportional to 9,993.25, 15,006.88 and 9,575.29 is: 14,379.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,993.25 : 15,006.88 = 9,575.29 : x
  2. Step 2: Convert to fraction form
    9,993.25/15,006.88 = 9,575.29/x
  3. Step 3: Cross multiply
    9,993.25x = 15,006.88 × 9,575.29
  4. Step 4: Simplify right side
    9,993.25x = 143,695,228.00
  5. Step 5: Solve for x
    x = 143,695,228.00/9,993.25
  6. Step 6: Final answer
    x = 14,379.23

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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.