Home / 19,774.52-27,291.90-11,276.66

Finding the Fourth Proportional to 19,774.52, 27,291.90 and 11,276.66

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Solution

The fourth proportional to 19,774.52, 27,291.90 and 11,276.66 is: 15,563.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,774.52 : 27,291.90 = 11,276.66 : x
  2. Step 2: Convert to fraction form
    19,774.52/27,291.90 = 11,276.66/x
  3. Step 3: Cross multiply
    19,774.52x = 27,291.90 × 11,276.66
  4. Step 4: Simplify right side
    19,774.52x = 307,761,340.59
  5. Step 5: Solve for x
    x = 307,761,340.59/19,774.52
  6. Step 6: Final answer
    x = 15,563.53

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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.