Home / 14,261.97-21,398.06-6,363.79

Finding the Fourth Proportional to 14,261.97, 21,398.06 and 6,363.79

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Solution

The fourth proportional to 14,261.97, 21,398.06 and 6,363.79 is: 9,547.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,261.97 : 21,398.06 = 6,363.79 : x
  2. Step 2: Convert to fraction form
    14,261.97/21,398.06 = 6,363.79/x
  3. Step 3: Cross multiply
    14,261.97x = 21,398.06 × 6,363.79
  4. Step 4: Simplify right side
    14,261.97x = 136,172,621.44
  5. Step 5: Solve for x
    x = 136,172,621.44/14,261.97
  6. Step 6: Final answer
    x = 9,547.95

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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.