Home / 14,809.80-22,200.66-4,942.26

Finding the Fourth Proportional to 14,809.80, 22,200.66 and 4,942.26

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Solution

The fourth proportional to 14,809.80, 22,200.66 and 4,942.26 is: 7,408.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,809.80 : 22,200.66 = 4,942.26 : x
  2. Step 2: Convert to fraction form
    14,809.80/22,200.66 = 4,942.26/x
  3. Step 3: Cross multiply
    14,809.80x = 22,200.66 × 4,942.26
  4. Step 4: Simplify right side
    14,809.80x = 109,721,433.89
  5. Step 5: Solve for x
    x = 109,721,433.89/14,809.80
  6. Step 6: Final answer
    x = 7,408.70

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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.