Home / 30,670.92-45,971.82-15,099.48

Finding the Fourth Proportional to 30,670.92, 45,971.82 and 15,099.48

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Solution

The fourth proportional to 30,670.92, 45,971.82 and 15,099.48 is: 22,632.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,670.92 : 45,971.82 = 15,099.48 : x
  2. Step 2: Convert to fraction form
    30,670.92/45,971.82 = 15,099.48/x
  3. Step 3: Cross multiply
    30,670.92x = 45,971.82 × 15,099.48
  4. Step 4: Simplify right side
    30,670.92x = 694,150,576.65
  5. Step 5: Solve for x
    x = 694,150,576.65/30,670.92
  6. Step 6: Final answer
    x = 22,632.21

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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.