Home / 37,121.78-55,607.27-29,637.99

Finding the Fourth Proportional to 37,121.78, 55,607.27 and 29,637.99

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Solution

The fourth proportional to 37,121.78, 55,607.27 and 29,637.99 is: 44,396.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,121.78 : 55,607.27 = 29,637.99 : x
  2. Step 2: Convert to fraction form
    37,121.78/55,607.27 = 29,637.99/x
  3. Step 3: Cross multiply
    37,121.78x = 55,607.27 × 29,637.99
  4. Step 4: Simplify right side
    37,121.78x = 1,648,087,564.00
  5. Step 5: Solve for x
    x = 1,648,087,564.00/37,121.78
  6. Step 6: Final answer
    x = 44,396.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.