Home / 15,910.28-23,863.55-4,224.40

Finding the Fourth Proportional to 15,910.28, 23,863.55 and 4,224.40

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Solution

The fourth proportional to 15,910.28, 23,863.55 and 4,224.40 is: 6,336.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,910.28 : 23,863.55 = 4,224.40 : x
  2. Step 2: Convert to fraction form
    15,910.28/23,863.55 = 4,224.40/x
  3. Step 3: Cross multiply
    15,910.28x = 23,863.55 × 4,224.40
  4. Step 4: Simplify right side
    15,910.28x = 100,809,180.62
  5. Step 5: Solve for x
    x = 100,809,180.62/15,910.28
  6. Step 6: Final answer
    x = 6,336.10

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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.