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Finding the Fourth Proportional to 63,273, 94,909.65 and 18,896.28

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Solution

The fourth proportional to 63,273, 94,909.65 and 18,896.28 is: 28,344.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,273 : 94,909.65 = 18,896.28 : x
  2. Step 2: Convert to fraction form
    63,273/94,909.65 = 18,896.28/x
  3. Step 3: Cross multiply
    63,273x = 94,909.65 × 18,896.28
  4. Step 4: Simplify right side
    63,273x = 1,793,439,321.10
  5. Step 5: Solve for x
    x = 1,793,439,321.10/63,273
  6. Step 6: Final answer
    x = 28,344.46

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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.