Home / 27,829.58-41,591.56-20,348.88

Finding the Fourth Proportional to 27,829.58, 41,591.56 and 20,348.88

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Solution

The fourth proportional to 27,829.58, 41,591.56 and 20,348.88 is: 30,411.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,829.58 : 41,591.56 = 20,348.88 : x
  2. Step 2: Convert to fraction form
    27,829.58/41,591.56 = 20,348.88/x
  3. Step 3: Cross multiply
    27,829.58x = 41,591.56 × 20,348.88
  4. Step 4: Simplify right side
    27,829.58x = 846,341,663.45
  5. Step 5: Solve for x
    x = 846,341,663.45/27,829.58
  6. Step 6: Final answer
    x = 30,411.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.