Home / 13,350.24-20,000.16-7,511.04

Finding the Fourth Proportional to 13,350.24, 20,000.16 and 7,511.04

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Solution

The fourth proportional to 13,350.24, 20,000.16 and 7,511.04 is: 11,252.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,350.24 : 20,000.16 = 7,511.04 : x
  2. Step 2: Convert to fraction form
    13,350.24/20,000.16 = 7,511.04/x
  3. Step 3: Cross multiply
    13,350.24x = 20,000.16 × 7,511.04
  4. Step 4: Simplify right side
    13,350.24x = 150,222,001.77
  5. Step 5: Solve for x
    x = 150,222,001.77/13,350.24
  6. Step 6: Final answer
    x = 11,252.38

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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.