Home / 13,132.02-19,697.88-3,772.27

Finding the Fourth Proportional to 13,132.02, 19,697.88 and 3,772.27

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Solution

The fourth proportional to 13,132.02, 19,697.88 and 3,772.27 is: 5,658.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,132.02 : 19,697.88 = 3,772.27 : x
  2. Step 2: Convert to fraction form
    13,132.02/19,697.88 = 3,772.27/x
  3. Step 3: Cross multiply
    13,132.02x = 19,697.88 × 3,772.27
  4. Step 4: Simplify right side
    13,132.02x = 74,305,760.56
  5. Step 5: Solve for x
    x = 74,305,760.56/13,132.02
  6. Step 6: Final answer
    x = 5,658.36

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1.5x scale

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.