Home / 18,255.59-25,193.88-10,297.64

Finding the Fourth Proportional to 18,255.59, 25,193.88 and 10,297.64

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Solution

The fourth proportional to 18,255.59, 25,193.88 and 10,297.64 is: 14,211.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,255.59 : 25,193.88 = 10,297.64 : x
  2. Step 2: Convert to fraction form
    18,255.59/25,193.88 = 10,297.64/x
  3. Step 3: Cross multiply
    18,255.59x = 25,193.88 × 10,297.64
  4. Step 4: Simplify right side
    18,255.59x = 259,437,569.43
  5. Step 5: Solve for x
    x = 259,437,569.43/18,255.59
  6. Step 6: Final answer
    x = 14,211.41

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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.