Home / 12,069.30-18,098.55-4,671.30

Finding the Fourth Proportional to 12,069.30, 18,098.55 and 4,671.30

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Solution

The fourth proportional to 12,069.30, 18,098.55 and 4,671.30 is: 7,004.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,069.30 : 18,098.55 = 4,671.30 : x
  2. Step 2: Convert to fraction form
    12,069.30/18,098.55 = 4,671.30/x
  3. Step 3: Cross multiply
    12,069.30x = 18,098.55 × 4,671.30
  4. Step 4: Simplify right side
    12,069.30x = 84,543,756.62
  5. Step 5: Solve for x
    x = 84,543,756.62/12,069.30
  6. Step 6: Final answer
    x = 7,004.86

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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.