Home / 15,640.92-23,464.01-6,881.98

Finding the Fourth Proportional to 15,640.92, 23,464.01 and 6,881.98

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Solution

The fourth proportional to 15,640.92, 23,464.01 and 6,881.98 is: 10,324.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,640.92 : 23,464.01 = 6,881.98 : x
  2. Step 2: Convert to fraction form
    15,640.92/23,464.01 = 6,881.98/x
  3. Step 3: Cross multiply
    15,640.92x = 23,464.01 × 6,881.98
  4. Step 4: Simplify right side
    15,640.92x = 161,478,847.54
  5. Step 5: Solve for x
    x = 161,478,847.54/15,640.92
  6. Step 6: Final answer
    x = 10,324.13

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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.