Home / 34,128.67-51,216.06-11,942.24

Finding the Fourth Proportional to 34,128.67, 51,216.06 and 11,942.24

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Solution

The fourth proportional to 34,128.67, 51,216.06 and 11,942.24 is: 17,921.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,128.67 : 51,216.06 = 11,942.24 : x
  2. Step 2: Convert to fraction form
    34,128.67/51,216.06 = 11,942.24/x
  3. Step 3: Cross multiply
    34,128.67x = 51,216.06 × 11,942.24
  4. Step 4: Simplify right side
    34,128.67x = 611,634,168.31
  5. Step 5: Solve for x
    x = 611,634,168.31/34,128.67
  6. Step 6: Final answer
    x = 17,921.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.