Home / 19,818.33-27,350.42-11,756.76

Finding the Fourth Proportional to 19,818.33, 27,350.42 and 11,756.76

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Solution

The fourth proportional to 19,818.33, 27,350.42 and 11,756.76 is: 16,224.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,818.33 : 27,350.42 = 11,756.76 : x
  2. Step 2: Convert to fraction form
    19,818.33/27,350.42 = 11,756.76/x
  3. Step 3: Cross multiply
    19,818.33x = 27,350.42 × 11,756.76
  4. Step 4: Simplify right side
    19,818.33x = 321,552,265.06
  5. Step 5: Solve for x
    x = 321,552,265.06/19,818.33
  6. Step 6: Final answer
    x = 16,224.99

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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.