Home / 18,764.16-25,893.72-10,380.48

Finding the Fourth Proportional to 18,764.16, 25,893.72 and 10,380.48

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Solution

The fourth proportional to 18,764.16, 25,893.72 and 10,380.48 is: 14,324.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,764.16 : 25,893.72 = 10,380.48 : x
  2. Step 2: Convert to fraction form
    18,764.16/25,893.72 = 10,380.48/x
  3. Step 3: Cross multiply
    18,764.16x = 25,893.72 × 10,380.48
  4. Step 4: Simplify right side
    18,764.16x = 268,789,242.59
  5. Step 5: Solve for x
    x = 268,789,242.59/18,764.16
  6. Step 6: Final answer
    x = 14,324.61

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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.