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Finding the Fourth Proportional to 29,927.88, 44,863.07 and 13,290.08

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Solution

The fourth proportional to 29,927.88, 44,863.07 and 13,290.08 is: 19,922.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,927.88 : 44,863.07 = 13,290.08 : x
  2. Step 2: Convert to fraction form
    29,927.88/44,863.07 = 13,290.08/x
  3. Step 3: Cross multiply
    29,927.88x = 44,863.07 × 13,290.08
  4. Step 4: Simplify right side
    29,927.88x = 596,233,498.58
  5. Step 5: Solve for x
    x = 596,233,498.58/29,927.88
  6. Step 6: Final answer
    x = 19,922.34

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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.