Home / 37,261.56-51,419.88-20,494.56

Finding the Fourth Proportional to 37,261.56, 51,419.88 and 20,494.56

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Solution

The fourth proportional to 37,261.56, 51,419.88 and 20,494.56 is: 28,281.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,261.56 : 51,419.88 = 20,494.56 : x
  2. Step 2: Convert to fraction form
    37,261.56/51,419.88 = 20,494.56/x
  3. Step 3: Cross multiply
    37,261.56x = 51,419.88 × 20,494.56
  4. Step 4: Simplify right side
    37,261.56x = 1,053,827,815.85
  5. Step 5: Solve for x
    x = 1,053,827,815.85/37,261.56
  6. Step 6: Final answer
    x = 28,281.90

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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.