Home / 33,040.76-49,569.42-10,855.40

Finding the Fourth Proportional to 33,040.76, 49,569.42 and 10,855.40

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Solution

The fourth proportional to 33,040.76, 49,569.42 and 10,855.40 is: 16,285.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,040.76 : 49,569.42 = 10,855.40 : x
  2. Step 2: Convert to fraction form
    33,040.76/49,569.42 = 10,855.40/x
  3. Step 3: Cross multiply
    33,040.76x = 49,569.42 × 10,855.40
  4. Step 4: Simplify right side
    33,040.76x = 538,095,881.87
  5. Step 5: Solve for x
    x = 538,095,881.87/33,040.76
  6. Step 6: Final answer
    x = 16,285.82

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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.