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Finding the Fourth Proportional to 29,248.94, 43,867.94 and 11,478.88

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Solution

The fourth proportional to 29,248.94, 43,867.94 and 11,478.88 is: 17,216.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,248.94 : 43,867.94 = 11,478.88 : x
  2. Step 2: Convert to fraction form
    29,248.94/43,867.94 = 11,478.88/x
  3. Step 3: Cross multiply
    29,248.94x = 43,867.94 × 11,478.88
  4. Step 4: Simplify right side
    29,248.94x = 503,554,819.11
  5. Step 5: Solve for x
    x = 503,554,819.11/29,248.94
  6. Step 6: Final answer
    x = 17,216.17

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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.