Home / 12,461.29-18,695.09-4,141.35

Finding the Fourth Proportional to 12,461.29, 18,695.09 and 4,141.35

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Solution

The fourth proportional to 12,461.29, 18,695.09 and 4,141.35 is: 6,213.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,461.29 : 18,695.09 = 4,141.35 : x
  2. Step 2: Convert to fraction form
    12,461.29/18,695.09 = 4,141.35/x
  3. Step 3: Cross multiply
    12,461.29x = 18,695.09 × 4,141.35
  4. Step 4: Simplify right side
    12,461.29x = 77,422,910.97
  5. Step 5: Solve for x
    x = 77,422,910.97/12,461.29
  6. Step 6: Final answer
    x = 6,213.07

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.