Home / 15,076.28-22,612.44-3,983.80

Finding the Fourth Proportional to 15,076.28, 22,612.44 and 3,983.80

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Solution

The fourth proportional to 15,076.28, 22,612.44 and 3,983.80 is: 5,975.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,076.28 : 22,612.44 = 3,983.80 : x
  2. Step 2: Convert to fraction form
    15,076.28/22,612.44 = 3,983.80/x
  3. Step 3: Cross multiply
    15,076.28x = 22,612.44 × 3,983.80
  4. Step 4: Simplify right side
    15,076.28x = 90,083,381.94
  5. Step 5: Solve for x
    x = 90,083,381.94/15,076.28
  6. Step 6: Final answer
    x = 5,975.18

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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.