Home / 26,455.67-39,684.73-6,734.40

Finding the Fourth Proportional to 26,455.67, 39,684.73 and 6,734.40

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Solution

The fourth proportional to 26,455.67, 39,684.73 and 6,734.40 is: 10,101.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,455.67 : 39,684.73 = 6,734.40 : x
  2. Step 2: Convert to fraction form
    26,455.67/39,684.73 = 6,734.40/x
  3. Step 3: Cross multiply
    26,455.67x = 39,684.73 × 6,734.40
  4. Step 4: Simplify right side
    26,455.67x = 267,252,828.88
  5. Step 5: Solve for x
    x = 267,252,828.88/26,455.67
  6. Step 6: Final answer
    x = 10,101.91

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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.