Home / 18,974.02-26,183.45-10,475.96

Finding the Fourth Proportional to 18,974.02, 26,183.45 and 10,475.96

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Solution

The fourth proportional to 18,974.02, 26,183.45 and 10,475.96 is: 14,456.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,974.02 : 26,183.45 = 10,475.96 : x
  2. Step 2: Convert to fraction form
    18,974.02/26,183.45 = 10,475.96/x
  3. Step 3: Cross multiply
    18,974.02x = 26,183.45 × 10,475.96
  4. Step 4: Simplify right side
    18,974.02x = 274,296,643.94
  5. Step 5: Solve for x
    x = 274,296,643.94/18,974.02
  6. Step 6: Final answer
    x = 14,456.44

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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.