Home / 37,659.96-51,968.97-20,663.82

Finding the Fourth Proportional to 37,659.96, 51,968.97 and 20,663.82

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Solution

The fourth proportional to 37,659.96, 51,968.97 and 20,663.82 is: 28,515.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,659.96 : 51,968.97 = 20,663.82 : x
  2. Step 2: Convert to fraction form
    37,659.96/51,968.97 = 20,663.82/x
  3. Step 3: Cross multiply
    37,659.96x = 51,968.97 × 20,663.82
  4. Step 4: Simplify right side
    37,659.96x = 1,073,877,441.67
  5. Step 5: Solve for x
    x = 1,073,877,441.67/37,659.96
  6. Step 6: Final answer
    x = 28,515.10

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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.