Home / 62,760.44-94,120.72-20,630.80

Finding the Fourth Proportional to 62,760.44, 94,120.72 and 20,630.80

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Solution

The fourth proportional to 62,760.44, 94,120.72 and 20,630.80 is: 30,939.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,760.44 : 94,120.72 = 20,630.80 : x
  2. Step 2: Convert to fraction form
    62,760.44/94,120.72 = 20,630.80/x
  3. Step 3: Cross multiply
    62,760.44x = 94,120.72 × 20,630.80
  4. Step 4: Simplify right side
    62,760.44x = 1,941,785,750.18
  5. Step 5: Solve for x
    x = 1,941,785,750.18/62,760.44
  6. Step 6: Final answer
    x = 30,939.65

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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.