Home / 18,255.55-25,195.26-10,298.52

Finding the Fourth Proportional to 18,255.55, 25,195.26 and 10,298.52

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Solution

The fourth proportional to 18,255.55, 25,195.26 and 10,298.52 is: 14,213.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,255.55 : 25,195.26 = 10,298.52 : x
  2. Step 2: Convert to fraction form
    18,255.55/25,195.26 = 10,298.52/x
  3. Step 3: Cross multiply
    18,255.55x = 25,195.26 × 10,298.52
  4. Step 4: Simplify right side
    18,255.55x = 259,473,889.02
  5. Step 5: Solve for x
    x = 259,473,889.02/18,255.55
  6. Step 6: Final answer
    x = 14,213.42

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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.