Home / 34,140.30-51,203.97-11,948.46

Finding the Fourth Proportional to 34,140.30, 51,203.97 and 11,948.46

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Solution

The fourth proportional to 34,140.30, 51,203.97 and 11,948.46 is: 17,920.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,140.30 : 51,203.97 = 11,948.46 : x
  2. Step 2: Convert to fraction form
    34,140.30/51,203.97 = 11,948.46/x
  3. Step 3: Cross multiply
    34,140.30x = 51,203.97 × 11,948.46
  4. Step 4: Simplify right side
    34,140.30x = 611,808,587.39
  5. Step 5: Solve for x
    x = 611,808,587.39/34,140.30
  6. Step 6: Final answer
    x = 17,920.42

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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.