Home / 30,375.38-41,918.07-16,946.27

Finding the Fourth Proportional to 30,375.38, 41,918.07 and 16,946.27

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Solution

The fourth proportional to 30,375.38, 41,918.07 and 16,946.27 is: 23,385.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,375.38 : 41,918.07 = 16,946.27 : x
  2. Step 2: Convert to fraction form
    30,375.38/41,918.07 = 16,946.27/x
  3. Step 3: Cross multiply
    30,375.38x = 41,918.07 × 16,946.27
  4. Step 4: Simplify right side
    30,375.38x = 710,354,932.10
  5. Step 5: Solve for x
    x = 710,354,932.10/30,375.38
  6. Step 6: Final answer
    x = 23,385.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.