Home / 25,940.23-35,796.04-15,330.85

Finding the Fourth Proportional to 25,940.23, 35,796.04 and 15,330.85

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Solution

The fourth proportional to 25,940.23, 35,796.04 and 15,330.85 is: 21,155.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,940.23 : 35,796.04 = 15,330.85 : x
  2. Step 2: Convert to fraction form
    25,940.23/35,796.04 = 15,330.85/x
  3. Step 3: Cross multiply
    25,940.23x = 35,796.04 × 15,330.85
  4. Step 4: Simplify right side
    25,940.23x = 548,783,579.18
  5. Step 5: Solve for x
    x = 548,783,579.18/25,940.23
  6. Step 6: Final answer
    x = 21,155.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.