Home / 19,556.42-26,987.18-11,593.92

Finding the Fourth Proportional to 19,556.42, 26,987.18 and 11,593.92

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Solution

The fourth proportional to 19,556.42, 26,987.18 and 11,593.92 is: 15,999.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,556.42 : 26,987.18 = 11,593.92 : x
  2. Step 2: Convert to fraction form
    19,556.42/26,987.18 = 11,593.92/x
  3. Step 3: Cross multiply
    19,556.42x = 26,987.18 × 11,593.92
  4. Step 4: Simplify right side
    19,556.42x = 312,887,205.95
  5. Step 5: Solve for x
    x = 312,887,205.95/19,556.42
  6. Step 6: Final answer
    x = 15,999.21

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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.