Home / 37,078.42-51,171.89-21,165.26

Finding the Fourth Proportional to 37,078.42, 51,171.89 and 21,165.26

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Solution

The fourth proportional to 37,078.42, 51,171.89 and 21,165.26 is: 29,210.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,078.42 : 51,171.89 = 21,165.26 : x
  2. Step 2: Convert to fraction form
    37,078.42/51,171.89 = 21,165.26/x
  3. Step 3: Cross multiply
    37,078.42x = 51,171.89 × 21,165.26
  4. Step 4: Simplify right side
    37,078.42x = 1,083,066,186.75
  5. Step 5: Solve for x
    x = 1,083,066,186.75/37,078.42
  6. Step 6: Final answer
    x = 29,210.15

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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.