Home / 37,388.50-51,597.21-20,622.58

Finding the Fourth Proportional to 37,388.50, 51,597.21 and 20,622.58

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Solution

The fourth proportional to 37,388.50, 51,597.21 and 20,622.58 is: 28,459.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,388.50 : 51,597.21 = 20,622.58 : x
  2. Step 2: Convert to fraction form
    37,388.50/51,597.21 = 20,622.58/x
  3. Step 3: Cross multiply
    37,388.50x = 51,597.21 × 20,622.58
  4. Step 4: Simplify right side
    37,388.50x = 1,064,067,591.00
  5. Step 5: Solve for x
    x = 1,064,067,591.00/37,388.50
  6. Step 6: Final answer
    x = 28,459.76

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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.