Home / 13,926.54-19,221.27-8,264.43

Finding the Fourth Proportional to 13,926.54, 19,221.27 and 8,264.43

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Solution

The fourth proportional to 13,926.54, 19,221.27 and 8,264.43 is: 11,406.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,926.54 : 19,221.27 = 8,264.43 : x
  2. Step 2: Convert to fraction form
    13,926.54/19,221.27 = 8,264.43/x
  3. Step 3: Cross multiply
    13,926.54x = 19,221.27 × 8,264.43
  4. Step 4: Simplify right side
    13,926.54x = 158,852,840.43
  5. Step 5: Solve for x
    x = 158,852,840.43/13,926.54
  6. Step 6: Final answer
    x = 11,406.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.