Home / 34,179.06-51,237.26-11,980.34

Finding the Fourth Proportional to 34,179.06, 51,237.26 and 11,980.34

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Solution

The fourth proportional to 34,179.06, 51,237.26 and 11,980.34 is: 17,959.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,179.06 : 51,237.26 = 11,980.34 : x
  2. Step 2: Convert to fraction form
    34,179.06/51,237.26 = 11,980.34/x
  3. Step 3: Cross multiply
    34,179.06x = 51,237.26 × 11,980.34
  4. Step 4: Simplify right side
    34,179.06x = 613,839,795.47
  5. Step 5: Solve for x
    x = 613,839,795.47/34,179.06
  6. Step 6: Final answer
    x = 17,959.53

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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.