Home / 37,242.33-51,395.36-21,331.91

Finding the Fourth Proportional to 37,242.33, 51,395.36 and 21,331.91

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Solution

The fourth proportional to 37,242.33, 51,395.36 and 21,331.91 is: 29,438.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,242.33 : 51,395.36 = 21,331.91 : x
  2. Step 2: Convert to fraction form
    37,242.33/51,395.36 = 21,331.91/x
  3. Step 3: Cross multiply
    37,242.33x = 51,395.36 × 21,331.91
  4. Step 4: Simplify right side
    37,242.33x = 1,096,360,830.30
  5. Step 5: Solve for x
    x = 1,096,360,830.30/37,242.33
  6. Step 6: Final answer
    x = 29,438.57

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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.