Home / 28,974.54-43,459.47-11,444.52

Finding the Fourth Proportional to 28,974.54, 43,459.47 and 11,444.52

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Solution

The fourth proportional to 28,974.54, 43,459.47 and 11,444.52 is: 17,165.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,974.54 : 43,459.47 = 11,444.52 : x
  2. Step 2: Convert to fraction form
    28,974.54/43,459.47 = 11,444.52/x
  3. Step 3: Cross multiply
    28,974.54x = 43,459.47 × 11,444.52
  4. Step 4: Simplify right side
    28,974.54x = 497,372,773.60
  5. Step 5: Solve for x
    x = 497,372,773.60/28,974.54
  6. Step 6: Final answer
    x = 17,165.86

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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.