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Finding the Fourth Proportional to 56,592, 84,926.88 and 19,656

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Solution

The fourth proportional to 56,592, 84,926.88 and 19,656 is: 29,497.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,592 : 84,926.88 = 19,656 : x
  2. Step 2: Convert to fraction form
    56,592/84,926.88 = 19,656/x
  3. Step 3: Cross multiply
    56,592x = 84,926.88 × 19,656
  4. Step 4: Simplify right side
    56,592x = 1,669,322,753.28
  5. Step 5: Solve for x
    x = 1,669,322,753.28/56,592
  6. Step 6: Final answer
    x = 29,497.50

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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.