Home / 33,140.52-49,700.28-10,949.76

Finding the Fourth Proportional to 33,140.52, 49,700.28 and 10,949.76

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Solution

The fourth proportional to 33,140.52, 49,700.28 and 10,949.76 is: 16,421.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,140.52 : 49,700.28 = 10,949.76 : x
  2. Step 2: Convert to fraction form
    33,140.52/49,700.28 = 10,949.76/x
  3. Step 3: Cross multiply
    33,140.52x = 49,700.28 × 10,949.76
  4. Step 4: Simplify right side
    33,140.52x = 544,206,137.93
  5. Step 5: Solve for x
    x = 544,206,137.93/33,140.52
  6. Step 6: Final answer
    x = 16,421.17

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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.