Home / 15,511.50-23,263.16-6,744.42

Finding the Fourth Proportional to 15,511.50, 23,263.16 and 6,744.42

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Solution

The fourth proportional to 15,511.50, 23,263.16 and 6,744.42 is: 10,114.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,511.50 : 23,263.16 = 6,744.42 : x
  2. Step 2: Convert to fraction form
    15,511.50/23,263.16 = 6,744.42/x
  3. Step 3: Cross multiply
    15,511.50x = 23,263.16 × 6,744.42
  4. Step 4: Simplify right side
    15,511.50x = 156,896,487.85
  5. Step 5: Solve for x
    x = 156,896,487.85/15,511.50
  6. Step 6: Final answer
    x = 10,114.85

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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.