Home / 12,328.92-18,500.04-5,753.52

Finding the Fourth Proportional to 12,328.92, 18,500.04 and 5,753.52

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Solution

The fourth proportional to 12,328.92, 18,500.04 and 5,753.52 is: 8,633.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,328.92 : 18,500.04 = 5,753.52 : x
  2. Step 2: Convert to fraction form
    12,328.92/18,500.04 = 5,753.52/x
  3. Step 3: Cross multiply
    12,328.92x = 18,500.04 × 5,753.52
  4. Step 4: Simplify right side
    12,328.92x = 106,440,350.14
  5. Step 5: Solve for x
    x = 106,440,350.14/12,328.92
  6. Step 6: Final answer
    x = 8,633.39

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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.