Home / 15,072.75-22,634.64-9,816.66

Finding the Fourth Proportional to 15,072.75, 22,634.64 and 9,816.66

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Solution

The fourth proportional to 15,072.75, 22,634.64 and 9,816.66 is: 14,741.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,072.75 : 22,634.64 = 9,816.66 : x
  2. Step 2: Convert to fraction form
    15,072.75/22,634.64 = 9,816.66/x
  3. Step 3: Cross multiply
    15,072.75x = 22,634.64 × 9,816.66
  4. Step 4: Simplify right side
    15,072.75x = 222,196,565.10
  5. Step 5: Solve for x
    x = 222,196,565.10/15,072.75
  6. Step 6: Final answer
    x = 14,741.61

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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.