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Finding the Fourth Proportional to 29,888.73, 41,263.02 and 17,955

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Solution

The fourth proportional to 29,888.73, 41,263.02 and 17,955 is: 24,787.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,888.73 : 41,263.02 = 17,955 : x
  2. Step 2: Convert to fraction form
    29,888.73/41,263.02 = 17,955/x
  3. Step 3: Cross multiply
    29,888.73x = 41,263.02 × 17,955
  4. Step 4: Simplify right side
    29,888.73x = 740,877,524.10
  5. Step 5: Solve for x
    x = 740,877,524.10/29,888.73
  6. Step 6: Final answer
    x = 24,787.86

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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.