Home / 37,491.18-51,736.29-21,576.21

Finding the Fourth Proportional to 37,491.18, 51,736.29 and 21,576.21

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Solution

The fourth proportional to 37,491.18, 51,736.29 and 21,576.21 is: 29,774.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,491.18 : 51,736.29 = 21,576.21 : x
  2. Step 2: Convert to fraction form
    37,491.18/51,736.29 = 21,576.21/x
  3. Step 3: Cross multiply
    37,491.18x = 51,736.29 × 21,576.21
  4. Step 4: Simplify right side
    37,491.18x = 1,116,273,057.66
  5. Step 5: Solve for x
    x = 1,116,273,057.66/37,491.18
  6. Step 6: Final answer
    x = 29,774.28

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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.