Home / 34,258.12-51,390.60-9,298.57

Finding the Fourth Proportional to 34,258.12, 51,390.60 and 9,298.57

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Solution

The fourth proportional to 34,258.12, 51,390.60 and 9,298.57 is: 13,948.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,258.12 : 51,390.60 = 9,298.57 : x
  2. Step 2: Convert to fraction form
    34,258.12/51,390.60 = 9,298.57/x
  3. Step 3: Cross multiply
    34,258.12x = 51,390.60 × 9,298.57
  4. Step 4: Simplify right side
    34,258.12x = 477,859,091.44
  5. Step 5: Solve for x
    x = 477,859,091.44/34,258.12
  6. Step 6: Final answer
    x = 13,948.78

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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.