Home / 37,328.13-51,503.99-21,191.94

Finding the Fourth Proportional to 37,328.13, 51,503.99 and 21,191.94

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Solution

The fourth proportional to 37,328.13, 51,503.99 and 21,191.94 is: 29,239.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,328.13 : 51,503.99 = 21,191.94 : x
  2. Step 2: Convert to fraction form
    37,328.13/51,503.99 = 21,191.94/x
  3. Step 3: Cross multiply
    37,328.13x = 51,503.99 × 21,191.94
  4. Step 4: Simplify right side
    37,328.13x = 1,091,469,359.88
  5. Step 5: Solve for x
    x = 1,091,469,359.88/37,328.13
  6. Step 6: Final answer
    x = 29,239.86

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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.