Home / 34,138.06-51,214.06-19,353.58

Finding the Fourth Proportional to 34,138.06, 51,214.06 and 19,353.58

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Solution

The fourth proportional to 34,138.06, 51,214.06 and 19,353.58 is: 29,034.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,138.06 : 51,214.06 = 19,353.58 : x
  2. Step 2: Convert to fraction form
    34,138.06/51,214.06 = 19,353.58/x
  3. Step 3: Cross multiply
    34,138.06x = 51,214.06 × 19,353.58
  4. Step 4: Simplify right side
    34,138.06x = 991,175,407.33
  5. Step 5: Solve for x
    x = 991,175,407.33/34,138.06
  6. Step 6: Final answer
    x = 29,034.32

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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.