Home / 12,837.64-19,257.14-4,073.22

Finding the Fourth Proportional to 12,837.64, 19,257.14 and 4,073.22

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Solution

The fourth proportional to 12,837.64, 19,257.14 and 4,073.22 is: 6,110.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,837.64 : 19,257.14 = 4,073.22 : x
  2. Step 2: Convert to fraction form
    12,837.64/19,257.14 = 4,073.22/x
  3. Step 3: Cross multiply
    12,837.64x = 19,257.14 × 4,073.22
  4. Step 4: Simplify right side
    12,837.64x = 78,438,567.79
  5. Step 5: Solve for x
    x = 78,438,567.79/12,837.64
  6. Step 6: Final answer
    x = 6,110.05

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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.