Home / 13,229.56-19,842.18-4,907.62

Finding the Fourth Proportional to 13,229.56, 19,842.18 and 4,907.62

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Solution

The fourth proportional to 13,229.56, 19,842.18 and 4,907.62 is: 7,360.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,229.56 : 19,842.18 = 4,907.62 : x
  2. Step 2: Convert to fraction form
    13,229.56/19,842.18 = 4,907.62/x
  3. Step 3: Cross multiply
    13,229.56x = 19,842.18 × 4,907.62
  4. Step 4: Simplify right side
    13,229.56x = 97,377,879.41
  5. Step 5: Solve for x
    x = 97,377,879.41/13,229.56
  6. Step 6: Final answer
    x = 7,360.63

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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.