Home / 18,213.26-25,134.24-10,255.52

Finding the Fourth Proportional to 18,213.26, 25,134.24 and 10,255.52

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Solution

The fourth proportional to 18,213.26, 25,134.24 and 10,255.52 is: 14,152.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,213.26 : 25,134.24 = 10,255.52 : x
  2. Step 2: Convert to fraction form
    18,213.26/25,134.24 = 10,255.52/x
  3. Step 3: Cross multiply
    18,213.26x = 25,134.24 × 10,255.52
  4. Step 4: Simplify right side
    18,213.26x = 257,764,701.00
  5. Step 5: Solve for x
    x = 257,764,701.00/18,213.26
  6. Step 6: Final answer
    x = 14,152.58

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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.