Home / 20,974.59-31,466.25-6,182.28

Finding the Fourth Proportional to 20,974.59, 31,466.25 and 6,182.28

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Solution

The fourth proportional to 20,974.59, 31,466.25 and 6,182.28 is: 9,274.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,974.59 : 31,466.25 = 6,182.28 : x
  2. Step 2: Convert to fraction form
    20,974.59/31,466.25 = 6,182.28/x
  3. Step 3: Cross multiply
    20,974.59x = 31,466.25 × 6,182.28
  4. Step 4: Simplify right side
    20,974.59x = 194,533,168.05
  5. Step 5: Solve for x
    x = 194,533,168.05/20,974.59
  6. Step 6: Final answer
    x = 9,274.71

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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.