Home / 18,174.73-25,079.39-10,622.83

Finding the Fourth Proportional to 18,174.73, 25,079.39 and 10,622.83

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Solution

The fourth proportional to 18,174.73, 25,079.39 and 10,622.83 is: 14,658.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,174.73 : 25,079.39 = 10,622.83 : x
  2. Step 2: Convert to fraction form
    18,174.73/25,079.39 = 10,622.83/x
  3. Step 3: Cross multiply
    18,174.73x = 25,079.39 × 10,622.83
  4. Step 4: Simplify right side
    18,174.73x = 266,413,997.63
  5. Step 5: Solve for x
    x = 266,413,997.63/18,174.73
  6. Step 6: Final answer
    x = 14,658.49

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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.