Home / 23,540.73-32,484.74-21,659.91

Finding the Fourth Proportional to 23,540.73, 32,484.74 and 21,659.91

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Solution

The fourth proportional to 23,540.73, 32,484.74 and 21,659.91 is: 29,889.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,540.73 : 32,484.74 = 21,659.91 : x
  2. Step 2: Convert to fraction form
    23,540.73/32,484.74 = 21,659.91/x
  3. Step 3: Cross multiply
    23,540.73x = 32,484.74 × 21,659.91
  4. Step 4: Simplify right side
    23,540.73x = 703,616,544.77
  5. Step 5: Solve for x
    x = 703,616,544.77/23,540.73
  6. Step 6: Final answer
    x = 29,889.33

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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.