Home / 37,415.13-51,634.09-21,282.02

Finding the Fourth Proportional to 37,415.13, 51,634.09 and 21,282.02

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Solution

The fourth proportional to 37,415.13, 51,634.09 and 21,282.02 is: 29,369.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,415.13 : 51,634.09 = 21,282.02 : x
  2. Step 2: Convert to fraction form
    37,415.13/51,634.09 = 21,282.02/x
  3. Step 3: Cross multiply
    37,415.13x = 51,634.09 × 21,282.02
  4. Step 4: Simplify right side
    37,415.13x = 1,098,877,868.85
  5. Step 5: Solve for x
    x = 1,098,877,868.85/37,415.13
  6. Step 6: Final answer
    x = 29,369.88

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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.