Home / 19,952.60-27,529.20-11,338.66

Finding the Fourth Proportional to 19,952.60, 27,529.20 and 11,338.66

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Solution

The fourth proportional to 19,952.60, 27,529.20 and 11,338.66 is: 15,644.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,952.60 : 27,529.20 = 11,338.66 : x
  2. Step 2: Convert to fraction form
    19,952.60/27,529.20 = 11,338.66/x
  3. Step 3: Cross multiply
    19,952.60x = 27,529.20 × 11,338.66
  4. Step 4: Simplify right side
    19,952.60x = 312,144,238.87
  5. Step 5: Solve for x
    x = 312,144,238.87/19,952.60
  6. Step 6: Final answer
    x = 15,644.29

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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.