Home / 14,774.28-22,187.84-14,179.68

Finding the Fourth Proportional to 14,774.28, 22,187.84 and 14,179.68

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Solution

The fourth proportional to 14,774.28, 22,187.84 and 14,179.68 is: 21,294.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,774.28 : 22,187.84 = 14,179.68 : x
  2. Step 2: Convert to fraction form
    14,774.28/22,187.84 = 14,179.68/x
  3. Step 3: Cross multiply
    14,774.28x = 22,187.84 × 14,179.68
  4. Step 4: Simplify right side
    14,774.28x = 314,616,471.09
  5. Step 5: Solve for x
    x = 314,616,471.09/14,774.28
  6. Step 6: Final answer
    x = 21,294.88

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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.