Home / 18,174.47-25,080.11-10,217.44

Finding the Fourth Proportional to 18,174.47, 25,080.11 and 10,217.44

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Solution

The fourth proportional to 18,174.47, 25,080.11 and 10,217.44 is: 14,099.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,174.47 : 25,080.11 = 10,217.44 : x
  2. Step 2: Convert to fraction form
    18,174.47/25,080.11 = 10,217.44/x
  3. Step 3: Cross multiply
    18,174.47x = 25,080.11 × 10,217.44
  4. Step 4: Simplify right side
    18,174.47x = 256,254,393.72
  5. Step 5: Solve for x
    x = 256,254,393.72/18,174.47
  6. Step 6: Final answer
    x = 14,099.69

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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.