Home / 34,346.88-51,537.60-13,587.84

Finding the Fourth Proportional to 34,346.88, 51,537.60 and 13,587.84

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Solution

The fourth proportional to 34,346.88, 51,537.60 and 13,587.84 is: 20,388.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,346.88 : 51,537.60 = 13,587.84 : x
  2. Step 2: Convert to fraction form
    34,346.88/51,537.60 = 13,587.84/x
  3. Step 3: Cross multiply
    34,346.88x = 51,537.60 × 13,587.84
  4. Step 4: Simplify right side
    34,346.88x = 700,284,662.78
  5. Step 5: Solve for x
    x = 700,284,662.78/34,346.88
  6. Step 6: Final answer
    x = 20,388.60

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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.