Home / 37,165.50-51,281.78-21,032.73

Finding the Fourth Proportional to 37,165.50, 51,281.78 and 21,032.73

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Solution

The fourth proportional to 37,165.50, 51,281.78 and 21,032.73 is: 29,021.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,165.50 : 51,281.78 = 21,032.73 : x
  2. Step 2: Convert to fraction form
    37,165.50/51,281.78 = 21,032.73/x
  3. Step 3: Cross multiply
    37,165.50x = 51,281.78 × 21,032.73
  4. Step 4: Simplify right side
    37,165.50x = 1,078,595,727.50
  5. Step 5: Solve for x
    x = 1,078,595,727.50/37,165.50
  6. Step 6: Final answer
    x = 29,021.42

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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.