Home / 34,290.28-51,439.56-12,099.10

Finding the Fourth Proportional to 34,290.28, 51,439.56 and 12,099.10

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Solution

The fourth proportional to 34,290.28, 51,439.56 and 12,099.10 is: 18,150.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,290.28 : 51,439.56 = 12,099.10 : x
  2. Step 2: Convert to fraction form
    34,290.28/51,439.56 = 12,099.10/x
  3. Step 3: Cross multiply
    34,290.28x = 51,439.56 × 12,099.10
  4. Step 4: Simplify right side
    34,290.28x = 622,372,380.40
  5. Step 5: Solve for x
    x = 622,372,380.40/34,290.28
  6. Step 6: Final answer
    x = 18,150.11

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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.