Home / 34,154.19-51,231.74-11,968.18

Finding the Fourth Proportional to 34,154.19, 51,231.74 and 11,968.18

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Solution

The fourth proportional to 34,154.19, 51,231.74 and 11,968.18 is: 17,952.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,154.19 : 51,231.74 = 11,968.18 : x
  2. Step 2: Convert to fraction form
    34,154.19/51,231.74 = 11,968.18/x
  3. Step 3: Cross multiply
    34,154.19x = 51,231.74 × 11,968.18
  4. Step 4: Simplify right side
    34,154.19x = 613,150,498.11
  5. Step 5: Solve for x
    x = 613,150,498.11/34,154.19
  6. Step 6: Final answer
    x = 17,952.42

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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.