Home / 10,950.04-16,429.84-5,400.52

Finding the Fourth Proportional to 10,950.04, 16,429.84 and 5,400.52

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Solution

The fourth proportional to 10,950.04, 16,429.84 and 5,400.52 is: 8,103.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,950.04 : 16,429.84 = 5,400.52 : x
  2. Step 2: Convert to fraction form
    10,950.04/16,429.84 = 5,400.52/x
  3. Step 3: Cross multiply
    10,950.04x = 16,429.84 × 5,400.52
  4. Step 4: Simplify right side
    10,950.04x = 88,729,717.36
  5. Step 5: Solve for x
    x = 88,729,717.36/10,950.04
  6. Step 6: Final answer
    x = 8,103.14

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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.