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Finding the Fourth Proportional to 19,293.44, 26,601.60 and 16,304

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Solution

The fourth proportional to 19,293.44, 26,601.60 and 16,304 is: 22,479.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,293.44 : 26,601.60 = 16,304 : x
  2. Step 2: Convert to fraction form
    19,293.44/26,601.60 = 16,304/x
  3. Step 3: Cross multiply
    19,293.44x = 26,601.60 × 16,304
  4. Step 4: Simplify right side
    19,293.44x = 433,712,486.40
  5. Step 5: Solve for x
    x = 433,712,486.40/19,293.44
  6. Step 6: Final answer
    x = 22,479.79

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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.