Home / 22,231.58-30,665.12-14,261.18

Finding the Fourth Proportional to 22,231.58, 30,665.12 and 14,261.18

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Solution

The fourth proportional to 22,231.58, 30,665.12 and 14,261.18 is: 19,671.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,231.58 : 30,665.12 = 14,261.18 : x
  2. Step 2: Convert to fraction form
    22,231.58/30,665.12 = 14,261.18/x
  3. Step 3: Cross multiply
    22,231.58x = 30,665.12 × 14,261.18
  4. Step 4: Simplify right side
    22,231.58x = 437,320,796.04
  5. Step 5: Solve for x
    x = 437,320,796.04/22,231.58
  6. Step 6: Final answer
    x = 19,671.15

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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.