Home / 18,221.73-25,153.04-14,244.13

Finding the Fourth Proportional to 18,221.73, 25,153.04 and 14,244.13

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Solution

The fourth proportional to 18,221.73, 25,153.04 and 14,244.13 is: 19,662.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,221.73 : 25,153.04 = 14,244.13 : x
  2. Step 2: Convert to fraction form
    18,221.73/25,153.04 = 14,244.13/x
  3. Step 3: Cross multiply
    18,221.73x = 25,153.04 × 14,244.13
  4. Step 4: Simplify right side
    18,221.73x = 358,283,171.66
  5. Step 5: Solve for x
    x = 358,283,171.66/18,221.73
  6. Step 6: Final answer
    x = 19,662.41

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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.