Home / 22,137.30-33,150.06-13,247.15

Finding the Fourth Proportional to 22,137.30, 33,150.06 and 13,247.15

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Solution

The fourth proportional to 22,137.30, 33,150.06 and 13,247.15 is: 19,837.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,137.30 : 33,150.06 = 13,247.15 : x
  2. Step 2: Convert to fraction form
    22,137.30/33,150.06 = 13,247.15/x
  3. Step 3: Cross multiply
    22,137.30x = 33,150.06 × 13,247.15
  4. Step 4: Simplify right side
    22,137.30x = 439,143,651.58
  5. Step 5: Solve for x
    x = 439,143,651.58/22,137.30
  6. Step 6: Final answer
    x = 19,837.27

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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.