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Finding the Fourth Proportional to 52,241.66, 78,327.66 and 18,957.39

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Solution

The fourth proportional to 52,241.66, 78,327.66 and 18,957.39 is: 28,423.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,241.66 : 78,327.66 = 18,957.39 : x
  2. Step 2: Convert to fraction form
    52,241.66/78,327.66 = 18,957.39/x
  3. Step 3: Cross multiply
    52,241.66x = 78,327.66 × 18,957.39
  4. Step 4: Simplify right side
    52,241.66x = 1,484,888,109.73
  5. Step 5: Solve for x
    x = 1,484,888,109.73/52,241.66
  6. Step 6: Final answer
    x = 28,423.45

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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.