Home / 20,235.03-27,924.65-11,282.23

Finding the Fourth Proportional to 20,235.03, 27,924.65 and 11,282.23

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Solution

The fourth proportional to 20,235.03, 27,924.65 and 11,282.23 is: 15,569.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,235.03 : 27,924.65 = 11,282.23 : x
  2. Step 2: Convert to fraction form
    20,235.03/27,924.65 = 11,282.23/x
  3. Step 3: Cross multiply
    20,235.03x = 27,924.65 × 11,282.23
  4. Step 4: Simplify right side
    20,235.03x = 315,052,323.97
  5. Step 5: Solve for x
    x = 315,052,323.97/20,235.03
  6. Step 6: Final answer
    x = 15,569.65

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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.