Home / 33,123.60-49,685.40-27,218.70

Finding the Fourth Proportional to 33,123.60, 49,685.40 and 27,218.70

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Solution

The fourth proportional to 33,123.60, 49,685.40 and 27,218.70 is: 40,828.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,123.60 : 49,685.40 = 27,218.70 : x
  2. Step 2: Convert to fraction form
    33,123.60/49,685.40 = 27,218.70/x
  3. Step 3: Cross multiply
    33,123.60x = 49,685.40 × 27,218.70
  4. Step 4: Simplify right side
    33,123.60x = 1,352,371,996.98
  5. Step 5: Solve for x
    x = 1,352,371,996.98/33,123.60
  6. Step 6: Final answer
    x = 40,828.05

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1.5x scale

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.