Home / 29,487.54-40,706.60-18,883.23

Finding the Fourth Proportional to 29,487.54, 40,706.60 and 18,883.23

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Solution

The fourth proportional to 29,487.54, 40,706.60 and 18,883.23 is: 26,067.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,487.54 : 40,706.60 = 18,883.23 : x
  2. Step 2: Convert to fraction form
    29,487.54/40,706.60 = 18,883.23/x
  3. Step 3: Cross multiply
    29,487.54x = 40,706.60 × 18,883.23
  4. Step 4: Simplify right side
    29,487.54x = 768,671,949.47
  5. Step 5: Solve for x
    x = 768,671,949.47/29,487.54
  6. Step 6: Final answer
    x = 26,067.68

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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.