Home / 19,757.93-27,268.55-11,263.12

Finding the Fourth Proportional to 19,757.93, 27,268.55 and 11,263.12

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Solution

The fourth proportional to 19,757.93, 27,268.55 and 11,263.12 is: 15,544.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,757.93 : 27,268.55 = 11,263.12 : x
  2. Step 2: Convert to fraction form
    19,757.93/27,268.55 = 11,263.12/x
  3. Step 3: Cross multiply
    19,757.93x = 27,268.55 × 11,263.12
  4. Step 4: Simplify right side
    19,757.93x = 307,128,868.63
  5. Step 5: Solve for x
    x = 307,128,868.63/19,757.93
  6. Step 6: Final answer
    x = 15,544.59

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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.