Home / 15,963.28-23,944.96-15,940.21

Finding the Fourth Proportional to 15,963.28, 23,944.96 and 15,940.21

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Solution

The fourth proportional to 15,963.28, 23,944.96 and 15,940.21 is: 23,910.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,963.28 : 23,944.96 = 15,940.21 : x
  2. Step 2: Convert to fraction form
    15,963.28/23,944.96 = 15,940.21/x
  3. Step 3: Cross multiply
    15,963.28x = 23,944.96 × 15,940.21
  4. Step 4: Simplify right side
    15,963.28x = 381,687,690.84
  5. Step 5: Solve for x
    x = 381,687,690.84/15,963.28
  6. Step 6: Final answer
    x = 23,910.35

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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.