Home / 20,084.98-30,110.91-9,550.82

Finding the Fourth Proportional to 20,084.98, 30,110.91 and 9,550.82

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Solution

The fourth proportional to 20,084.98, 30,110.91 and 9,550.82 is: 14,318.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,084.98 : 30,110.91 = 9,550.82 : x
  2. Step 2: Convert to fraction form
    20,084.98/30,110.91 = 9,550.82/x
  3. Step 3: Cross multiply
    20,084.98x = 30,110.91 × 9,550.82
  4. Step 4: Simplify right side
    20,084.98x = 287,583,881.45
  5. Step 5: Solve for x
    x = 287,583,881.45/20,084.98
  6. Step 6: Final answer
    x = 14,318.36

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1.5x scale

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.