Home / 23,976.54-35,939.84-13,431.10

Finding the Fourth Proportional to 23,976.54, 35,939.84 and 13,431.10

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Solution

The fourth proportional to 23,976.54, 35,939.84 and 13,431.10 is: 20,132.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,976.54 : 35,939.84 = 13,431.10 : x
  2. Step 2: Convert to fraction form
    23,976.54/35,939.84 = 13,431.10/x
  3. Step 3: Cross multiply
    23,976.54x = 35,939.84 × 13,431.10
  4. Step 4: Simplify right side
    23,976.54x = 482,711,585.02
  5. Step 5: Solve for x
    x = 482,711,585.02/23,976.54
  6. Step 6: Final answer
    x = 20,132.66

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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.