Home / 28,901.25-43,333.11-19,010.52

Finding the Fourth Proportional to 28,901.25, 43,333.11 and 19,010.52

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Solution

The fourth proportional to 28,901.25, 43,333.11 and 19,010.52 is: 28,503.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,901.25 : 43,333.11 = 19,010.52 : x
  2. Step 2: Convert to fraction form
    28,901.25/43,333.11 = 19,010.52/x
  3. Step 3: Cross multiply
    28,901.25x = 43,333.11 × 19,010.52
  4. Step 4: Simplify right side
    28,901.25x = 823,784,954.32
  5. Step 5: Solve for x
    x = 823,784,954.32/28,901.25
  6. Step 6: Final answer
    x = 28,503.44

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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.