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Finding the Fourth Proportional to 61,881.34, 92,825.72 and 17,511.46

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Solution

The fourth proportional to 61,881.34, 92,825.72 and 17,511.46 is: 26,268.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,881.34 : 92,825.72 = 17,511.46 : x
  2. Step 2: Convert to fraction form
    61,881.34/92,825.72 = 17,511.46/x
  3. Step 3: Cross multiply
    61,881.34x = 92,825.72 × 17,511.46
  4. Step 4: Simplify right side
    61,881.34x = 1,625,513,882.75
  5. Step 5: Solve for x
    x = 1,625,513,882.75/61,881.34
  6. Step 6: Final answer
    x = 26,268.24

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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.