Home / 14,377.73-21,570.17-11,427.30

Finding the Fourth Proportional to 14,377.73, 21,570.17 and 11,427.30

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Solution

The fourth proportional to 14,377.73, 21,570.17 and 11,427.30 is: 17,143.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,377.73 : 21,570.17 = 11,427.30 : x
  2. Step 2: Convert to fraction form
    14,377.73/21,570.17 = 11,427.30/x
  3. Step 3: Cross multiply
    14,377.73x = 21,570.17 × 11,427.30
  4. Step 4: Simplify right side
    14,377.73x = 246,488,746.50
  5. Step 5: Solve for x
    x = 246,488,746.50/14,377.73
  6. Step 6: Final answer
    x = 17,143.79

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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.