Home / 12,753.18-19,093.32-9,837.18

Finding the Fourth Proportional to 12,753.18, 19,093.32 and 9,837.18

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Solution

The fourth proportional to 12,753.18, 19,093.32 and 9,837.18 is: 14,727.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,753.18 : 19,093.32 = 9,837.18 : x
  2. Step 2: Convert to fraction form
    12,753.18/19,093.32 = 9,837.18/x
  3. Step 3: Cross multiply
    12,753.18x = 19,093.32 × 9,837.18
  4. Step 4: Simplify right side
    12,753.18x = 187,824,425.64
  5. Step 5: Solve for x
    x = 187,824,425.64/12,753.18
  6. Step 6: Final answer
    x = 14,727.65

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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.