Home / 36,209.45-54,317.93-9,914.20

Finding the Fourth Proportional to 36,209.45, 54,317.93 and 9,914.20

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Solution

The fourth proportional to 36,209.45, 54,317.93 and 9,914.20 is: 14,872.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,209.45 : 54,317.93 = 9,914.20 : x
  2. Step 2: Convert to fraction form
    36,209.45/54,317.93 = 9,914.20/x
  3. Step 3: Cross multiply
    36,209.45x = 54,317.93 × 9,914.20
  4. Step 4: Simplify right side
    36,209.45x = 538,518,821.61
  5. Step 5: Solve for x
    x = 538,518,821.61/36,209.45
  6. Step 6: Final answer
    x = 14,872.33

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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.