Home / 37,217.14-51,359.74-20,221.24

Finding the Fourth Proportional to 37,217.14, 51,359.74 and 20,221.24

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Solution

The fourth proportional to 37,217.14, 51,359.74 and 20,221.24 is: 27,905.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,217.14 : 51,359.74 = 20,221.24 : x
  2. Step 2: Convert to fraction form
    37,217.14/51,359.74 = 20,221.24/x
  3. Step 3: Cross multiply
    37,217.14x = 51,359.74 × 20,221.24
  4. Step 4: Simplify right side
    37,217.14x = 1,038,557,628.88
  5. Step 5: Solve for x
    x = 1,038,557,628.88/37,217.14
  6. Step 6: Final answer
    x = 27,905.36

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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.