Home / 20,164.10-30,244.06-6,123.56

Finding the Fourth Proportional to 20,164.10, 30,244.06 and 6,123.56

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Solution

The fourth proportional to 20,164.10, 30,244.06 and 6,123.56 is: 9,184.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,164.10 : 30,244.06 = 6,123.56 : x
  2. Step 2: Convert to fraction form
    20,164.10/30,244.06 = 6,123.56/x
  3. Step 3: Cross multiply
    20,164.10x = 30,244.06 × 6,123.56
  4. Step 4: Simplify right side
    20,164.10x = 185,201,316.05
  5. Step 5: Solve for x
    x = 185,201,316.05/20,164.10
  6. Step 6: Final answer
    x = 9,184.71

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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.