Home / 37,066.82-51,151.48-21,148.70

Finding the Fourth Proportional to 37,066.82, 51,151.48 and 21,148.70

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Solution

The fourth proportional to 37,066.82, 51,151.48 and 21,148.70 is: 29,184.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,066.82 : 51,151.48 = 21,148.70 : x
  2. Step 2: Convert to fraction form
    37,066.82/51,151.48 = 21,148.70/x
  3. Step 3: Cross multiply
    37,066.82x = 51,151.48 × 21,148.70
  4. Step 4: Simplify right side
    37,066.82x = 1,081,787,305.08
  5. Step 5: Solve for x
    x = 1,081,787,305.08/37,066.82
  6. Step 6: Final answer
    x = 29,184.79

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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.