Home / 12,025.28-16,594.58-6,720.14

Finding the Fourth Proportional to 12,025.28, 16,594.58 and 6,720.14

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Solution

The fourth proportional to 12,025.28, 16,594.58 and 6,720.14 is: 9,273.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,025.28 : 16,594.58 = 6,720.14 : x
  2. Step 2: Convert to fraction form
    12,025.28/16,594.58 = 6,720.14/x
  3. Step 3: Cross multiply
    12,025.28x = 16,594.58 × 6,720.14
  4. Step 4: Simplify right side
    12,025.28x = 111,517,900.84
  5. Step 5: Solve for x
    x = 111,517,900.84/12,025.28
  6. Step 6: Final answer
    x = 9,273.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.