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Finding the Fourth Proportional to 38,043.43, 57,068.43 and 9,963.37

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Solution

The fourth proportional to 38,043.43, 57,068.43 and 9,963.37 is: 14,945.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,043.43 : 57,068.43 = 9,963.37 : x
  2. Step 2: Convert to fraction form
    38,043.43/57,068.43 = 9,963.37/x
  3. Step 3: Cross multiply
    38,043.43x = 57,068.43 × 9,963.37
  4. Step 4: Simplify right side
    38,043.43x = 568,593,883.41
  5. Step 5: Solve for x
    x = 568,593,883.41/38,043.43
  6. Step 6: Final answer
    x = 14,945.92

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1.5x scale

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.