Home / 23,209.54-32,012.62-21,301.52

Finding the Fourth Proportional to 23,209.54, 32,012.62 and 21,301.52

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Solution

The fourth proportional to 23,209.54, 32,012.62 and 21,301.52 is: 29,380.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,209.54 : 32,012.62 = 21,301.52 : x
  2. Step 2: Convert to fraction form
    23,209.54/32,012.62 = 21,301.52/x
  3. Step 3: Cross multiply
    23,209.54x = 32,012.62 × 21,301.52
  4. Step 4: Simplify right side
    23,209.54x = 681,917,465.18
  5. Step 5: Solve for x
    x = 681,917,465.18/23,209.54
  6. Step 6: Final answer
    x = 29,380.91

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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.