Home / 37,382.10-51,588.45-21,469.74

Finding the Fourth Proportional to 37,382.10, 51,588.45 and 21,469.74

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Solution

The fourth proportional to 37,382.10, 51,588.45 and 21,469.74 is: 29,628.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,382.10 : 51,588.45 = 21,469.74 : x
  2. Step 2: Convert to fraction form
    37,382.10/51,588.45 = 21,469.74/x
  3. Step 3: Cross multiply
    37,382.10x = 51,588.45 × 21,469.74
  4. Step 4: Simplify right side
    37,382.10x = 1,107,590,608.50
  5. Step 5: Solve for x
    x = 1,107,590,608.50/37,382.10
  6. Step 6: Final answer
    x = 29,628.90

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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.