Home / 19,933.56-27,508.68-11,436.66

Finding the Fourth Proportional to 19,933.56, 27,508.68 and 11,436.66

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Solution

The fourth proportional to 19,933.56, 27,508.68 and 11,436.66 is: 15,782.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,933.56 : 27,508.68 = 11,436.66 : x
  2. Step 2: Convert to fraction form
    19,933.56/27,508.68 = 11,436.66/x
  3. Step 3: Cross multiply
    19,933.56x = 27,508.68 × 11,436.66
  4. Step 4: Simplify right side
    19,933.56x = 314,607,420.21
  5. Step 5: Solve for x
    x = 314,607,420.21/19,933.56
  6. Step 6: Final answer
    x = 15,782.80

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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.