Home / 12,069.66-18,099.60-4,672.74

Finding the Fourth Proportional to 12,069.66, 18,099.60 and 4,672.74

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Solution

The fourth proportional to 12,069.66, 18,099.60 and 4,672.74 is: 7,007.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,069.66 : 18,099.60 = 4,672.74 : x
  2. Step 2: Convert to fraction form
    12,069.66/18,099.60 = 4,672.74/x
  3. Step 3: Cross multiply
    12,069.66x = 18,099.60 × 4,672.74
  4. Step 4: Simplify right side
    12,069.66x = 84,574,724.90
  5. Step 5: Solve for x
    x = 84,574,724.90/12,069.66
  6. Step 6: Final answer
    x = 7,007.22

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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.