Home / 37,910.43-52,316.57-20,914.88

Finding the Fourth Proportional to 37,910.43, 52,316.57 and 20,914.88

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Solution

The fourth proportional to 37,910.43, 52,316.57 and 20,914.88 is: 28,862.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,910.43 : 52,316.57 = 20,914.88 : x
  2. Step 2: Convert to fraction form
    37,910.43/52,316.57 = 20,914.88/x
  3. Step 3: Cross multiply
    37,910.43x = 52,316.57 × 20,914.88
  4. Step 4: Simplify right side
    37,910.43x = 1,094,194,456.62
  5. Step 5: Solve for x
    x = 1,094,194,456.62/37,910.43
  6. Step 6: Final answer
    x = 28,862.62

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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.