Home / 28,774.53-43,167.24-11,243.25

Finding the Fourth Proportional to 28,774.53, 43,167.24 and 11,243.25

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Solution

The fourth proportional to 28,774.53, 43,167.24 and 11,243.25 is: 16,867.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,774.53 : 43,167.24 = 11,243.25 : x
  2. Step 2: Convert to fraction form
    28,774.53/43,167.24 = 11,243.25/x
  3. Step 3: Cross multiply
    28,774.53x = 43,167.24 × 11,243.25
  4. Step 4: Simplify right side
    28,774.53x = 485,340,071.13
  5. Step 5: Solve for x
    x = 485,340,071.13/28,774.53
  6. Step 6: Final answer
    x = 16,867.00

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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.