Home / 17,178.64-23,704.31-10,102.48

Finding the Fourth Proportional to 17,178.64, 23,704.31 and 10,102.48

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Solution

The fourth proportional to 17,178.64, 23,704.31 and 10,102.48 is: 13,940.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,178.64 : 23,704.31 = 10,102.48 : x
  2. Step 2: Convert to fraction form
    17,178.64/23,704.31 = 10,102.48/x
  3. Step 3: Cross multiply
    17,178.64x = 23,704.31 × 10,102.48
  4. Step 4: Simplify right side
    17,178.64x = 239,472,317.69
  5. Step 5: Solve for x
    x = 239,472,317.69/17,178.64
  6. Step 6: Final answer
    x = 13,940.12

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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.