Home / 29,818.51-41,121.27-19,591.56

Finding the Fourth Proportional to 29,818.51, 41,121.27 and 19,591.56

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Solution

The fourth proportional to 29,818.51, 41,121.27 and 19,591.56 is: 27,017.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,818.51 : 41,121.27 = 19,591.56 : x
  2. Step 2: Convert to fraction form
    29,818.51/41,121.27 = 19,591.56/x
  3. Step 3: Cross multiply
    29,818.51x = 41,121.27 × 19,591.56
  4. Step 4: Simplify right side
    29,818.51x = 805,629,828.48
  5. Step 5: Solve for x
    x = 805,629,828.48/29,818.51
  6. Step 6: Final answer
    x = 27,017.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.