Home / 14,500.08-21,753.36-7,836.42

Finding the Fourth Proportional to 14,500.08, 21,753.36 and 7,836.42

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Solution

The fourth proportional to 14,500.08, 21,753.36 and 7,836.42 is: 11,756.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,500.08 : 21,753.36 = 7,836.42 : x
  2. Step 2: Convert to fraction form
    14,500.08/21,753.36 = 7,836.42/x
  3. Step 3: Cross multiply
    14,500.08x = 21,753.36 × 7,836.42
  4. Step 4: Simplify right side
    14,500.08x = 170,468,465.37
  5. Step 5: Solve for x
    x = 170,468,465.37/14,500.08
  6. Step 6: Final answer
    x = 11,756.38

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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.