Home / 34,229.68-47,231.94-19,120.48

Finding the Fourth Proportional to 34,229.68, 47,231.94 and 19,120.48

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Solution

The fourth proportional to 34,229.68, 47,231.94 and 19,120.48 is: 26,383.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,229.68 : 47,231.94 = 19,120.48 : x
  2. Step 2: Convert to fraction form
    34,229.68/47,231.94 = 19,120.48/x
  3. Step 3: Cross multiply
    34,229.68x = 47,231.94 × 19,120.48
  4. Step 4: Simplify right side
    34,229.68x = 903,097,364.13
  5. Step 5: Solve for x
    x = 903,097,364.13/34,229.68
  6. Step 6: Final answer
    x = 26,383.46

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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.