Home / 18,550.50-27,827.37-4,699.50

Finding the Fourth Proportional to 18,550.50, 27,827.37 and 4,699.50

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Solution

The fourth proportional to 18,550.50, 27,827.37 and 4,699.50 is: 7,049.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,550.50 : 27,827.37 = 4,699.50 : x
  2. Step 2: Convert to fraction form
    18,550.50/27,827.37 = 4,699.50/x
  3. Step 3: Cross multiply
    18,550.50x = 27,827.37 × 4,699.50
  4. Step 4: Simplify right side
    18,550.50x = 130,774,725.32
  5. Step 5: Solve for x
    x = 130,774,725.32/18,550.50
  6. Step 6: Final answer
    x = 7,049.66

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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.