Home / 37,286.55-51,456.56-20,291.99

Finding the Fourth Proportional to 37,286.55, 51,456.56 and 20,291.99

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Solution

The fourth proportional to 37,286.55, 51,456.56 and 20,291.99 is: 28,003.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,286.55 : 51,456.56 = 20,291.99 : x
  2. Step 2: Convert to fraction form
    37,286.55/51,456.56 = 20,291.99/x
  3. Step 3: Cross multiply
    37,286.55x = 51,456.56 × 20,291.99
  4. Step 4: Simplify right side
    37,286.55x = 1,044,155,642.21
  5. Step 5: Solve for x
    x = 1,044,155,642.21/37,286.55
  6. Step 6: Final answer
    x = 28,003.55

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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.