Home / 23,869.22-32,940.94-13,258.78

Finding the Fourth Proportional to 23,869.22, 32,940.94 and 13,258.78

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Solution

The fourth proportional to 23,869.22, 32,940.94 and 13,258.78 is: 18,297.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,869.22 : 32,940.94 = 13,258.78 : x
  2. Step 2: Convert to fraction form
    23,869.22/32,940.94 = 13,258.78/x
  3. Step 3: Cross multiply
    23,869.22x = 32,940.94 × 13,258.78
  4. Step 4: Simplify right side
    23,869.22x = 436,756,676.45
  5. Step 5: Solve for x
    x = 436,756,676.45/23,869.22
  6. Step 6: Final answer
    x = 18,297.90

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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.