Home / 20,079.97-30,096.06-15,133.30

Finding the Fourth Proportional to 20,079.97, 30,096.06 and 15,133.30

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Solution

The fourth proportional to 20,079.97, 30,096.06 and 15,133.30 is: 22,681.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,079.97 : 30,096.06 = 15,133.30 : x
  2. Step 2: Convert to fraction form
    20,079.97/30,096.06 = 15,133.30/x
  3. Step 3: Cross multiply
    20,079.97x = 30,096.06 × 15,133.30
  4. Step 4: Simplify right side
    20,079.97x = 455,452,704.80
  5. Step 5: Solve for x
    x = 455,452,704.80/20,079.97
  6. Step 6: Final answer
    x = 22,681.94

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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.