Home / 15,469.46-23,208.78-4,940.16

Finding the Fourth Proportional to 15,469.46, 23,208.78 and 4,940.16

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Solution

The fourth proportional to 15,469.46, 23,208.78 and 4,940.16 is: 7,411.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,469.46 : 23,208.78 = 4,940.16 : x
  2. Step 2: Convert to fraction form
    15,469.46/23,208.78 = 4,940.16/x
  3. Step 3: Cross multiply
    15,469.46x = 23,208.78 × 4,940.16
  4. Step 4: Simplify right side
    15,469.46x = 114,655,086.60
  5. Step 5: Solve for x
    x = 114,655,086.60/15,469.46
  6. Step 6: Final answer
    x = 7,411.71

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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.