Home / 22,137.44-30,549.48-12,065.88

Finding the Fourth Proportional to 22,137.44, 30,549.48 and 12,065.88

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Solution

The fourth proportional to 22,137.44, 30,549.48 and 12,065.88 is: 16,650.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,137.44 : 30,549.48 = 12,065.88 : x
  2. Step 2: Convert to fraction form
    22,137.44/30,549.48 = 12,065.88/x
  3. Step 3: Cross multiply
    22,137.44x = 30,549.48 × 12,065.88
  4. Step 4: Simplify right side
    22,137.44x = 368,606,448.15
  5. Step 5: Solve for x
    x = 368,606,448.15/22,137.44
  6. Step 6: Final answer
    x = 16,650.81

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1.5x scale

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.