Home / 38,195.10-57,298.05-11,897.10

Finding the Fourth Proportional to 38,195.10, 57,298.05 and 11,897.10

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Solution

The fourth proportional to 38,195.10, 57,298.05 and 11,897.10 is: 17,847.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,195.10 : 57,298.05 = 11,897.10 : x
  2. Step 2: Convert to fraction form
    38,195.10/57,298.05 = 11,897.10/x
  3. Step 3: Cross multiply
    38,195.10x = 57,298.05 × 11,897.10
  4. Step 4: Simplify right side
    38,195.10x = 681,680,630.66
  5. Step 5: Solve for x
    x = 681,680,630.66/38,195.10
  6. Step 6: Final answer
    x = 17,847.33

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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.