Home / 23,331.54-32,197.86-12,721.71

Finding the Fourth Proportional to 23,331.54, 32,197.86 and 12,721.71

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Solution

The fourth proportional to 23,331.54, 32,197.86 and 12,721.71 is: 17,556.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,331.54 : 32,197.86 = 12,721.71 : x
  2. Step 2: Convert to fraction form
    23,331.54/32,197.86 = 12,721.71/x
  3. Step 3: Cross multiply
    23,331.54x = 32,197.86 × 12,721.71
  4. Step 4: Simplify right side
    23,331.54x = 409,611,837.54
  5. Step 5: Solve for x
    x = 409,611,837.54/23,331.54
  6. Step 6: Final answer
    x = 17,556.14

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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.