Home / 12,294.74-18,450.66-4,898.54

Finding the Fourth Proportional to 12,294.74, 18,450.66 and 4,898.54

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Solution

The fourth proportional to 12,294.74, 18,450.66 and 4,898.54 is: 7,351.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,294.74 : 18,450.66 = 4,898.54 : x
  2. Step 2: Convert to fraction form
    12,294.74/18,450.66 = 4,898.54/x
  3. Step 3: Cross multiply
    12,294.74x = 18,450.66 × 4,898.54
  4. Step 4: Simplify right side
    12,294.74x = 90,381,296.04
  5. Step 5: Solve for x
    x = 90,381,296.04/12,294.74
  6. Step 6: Final answer
    x = 7,351.22

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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.