Home / 19,186.68-26,285.85-18,467.59

Finding the Fourth Proportional to 19,186.68, 26,285.85 and 18,467.59

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Solution

The fourth proportional to 19,186.68, 26,285.85 and 18,467.59 is: 25,300.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,186.68 : 26,285.85 = 18,467.59 : x
  2. Step 2: Convert to fraction form
    19,186.68/26,285.85 = 18,467.59/x
  3. Step 3: Cross multiply
    19,186.68x = 26,285.85 × 18,467.59
  4. Step 4: Simplify right side
    19,186.68x = 485,436,142.55
  5. Step 5: Solve for x
    x = 485,436,142.55/19,186.68
  6. Step 6: Final answer
    x = 25,300.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.