Home / 33,154.60-49,731.90-27,905.80

Finding the Fourth Proportional to 33,154.60, 49,731.90 and 27,905.80

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Solution

The fourth proportional to 33,154.60, 49,731.90 and 27,905.80 is: 41,858.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,154.60 : 49,731.90 = 27,905.80 : x
  2. Step 2: Convert to fraction form
    33,154.60/49,731.90 = 27,905.80/x
  3. Step 3: Cross multiply
    33,154.60x = 49,731.90 × 27,905.80
  4. Step 4: Simplify right side
    33,154.60x = 1,387,808,455.02
  5. Step 5: Solve for x
    x = 1,387,808,455.02/33,154.60
  6. Step 6: Final answer
    x = 41,858.70

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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.