Home / 37,486.30-51,732.66-21,570.82

Finding the Fourth Proportional to 37,486.30, 51,732.66 and 21,570.82

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Solution

The fourth proportional to 37,486.30, 51,732.66 and 21,570.82 is: 29,768.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,486.30 : 51,732.66 = 21,570.82 : x
  2. Step 2: Convert to fraction form
    37,486.30/51,732.66 = 21,570.82/x
  3. Step 3: Cross multiply
    37,486.30x = 51,732.66 × 21,570.82
  4. Step 4: Simplify right side
    37,486.30x = 1,115,915,896.98
  5. Step 5: Solve for x
    x = 1,115,915,896.98/37,486.30
  6. Step 6: Final answer
    x = 29,768.63

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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.