Home / 14,351.67-21,524.05-4,989.18

Finding the Fourth Proportional to 14,351.67, 21,524.05 and 4,989.18

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Solution

The fourth proportional to 14,351.67, 21,524.05 and 4,989.18 is: 7,482.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,351.67 : 21,524.05 = 4,989.18 : x
  2. Step 2: Convert to fraction form
    14,351.67/21,524.05 = 4,989.18/x
  3. Step 3: Cross multiply
    14,351.67x = 21,524.05 × 4,989.18
  4. Step 4: Simplify right side
    14,351.67x = 107,387,354.50
  5. Step 5: Solve for x
    x = 107,387,354.50/14,351.67
  6. Step 6: Final answer
    x = 7,482.57

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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.