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Finding the Fourth Proportional to 32,383.61, 48,488.94 and 19,045.47

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Solution

The fourth proportional to 32,383.61, 48,488.94 and 19,045.47 is: 28,517.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,383.61 : 48,488.94 = 19,045.47 : x
  2. Step 2: Convert to fraction form
    32,383.61/48,488.94 = 19,045.47/x
  3. Step 3: Cross multiply
    32,383.61x = 48,488.94 × 19,045.47
  4. Step 4: Simplify right side
    32,383.61x = 923,494,652.10
  5. Step 5: Solve for x
    x = 923,494,652.10/32,383.61
  6. Step 6: Final answer
    x = 28,517.35

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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.