Home / 35,131.71-52,704.05-11,122.05

Finding the Fourth Proportional to 35,131.71, 52,704.05 and 11,122.05

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Solution

The fourth proportional to 35,131.71, 52,704.05 and 11,122.05 is: 16,685.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,131.71 : 52,704.05 = 11,122.05 : x
  2. Step 2: Convert to fraction form
    35,131.71/52,704.05 = 11,122.05/x
  3. Step 3: Cross multiply
    35,131.71x = 52,704.05 × 11,122.05
  4. Step 4: Simplify right side
    35,131.71x = 586,177,023.69
  5. Step 5: Solve for x
    x = 586,177,023.69/35,131.71
  6. Step 6: Final answer
    x = 16,685.13

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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.