Home / 34,280.28-51,428.63-12,098.64

Finding the Fourth Proportional to 34,280.28, 51,428.63 and 12,098.64

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Solution

The fourth proportional to 34,280.28, 51,428.63 and 12,098.64 is: 18,150.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,280.28 : 51,428.63 = 12,098.64 : x
  2. Step 2: Convert to fraction form
    34,280.28/51,428.63 = 12,098.64/x
  3. Step 3: Cross multiply
    34,280.28x = 51,428.63 × 12,098.64
  4. Step 4: Simplify right side
    34,280.28x = 622,216,419.57
  5. Step 5: Solve for x
    x = 622,216,419.57/34,280.28
  6. Step 6: Final answer
    x = 18,150.86

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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.