Home / 34,699.35-52,078.56-13,654.11

Finding the Fourth Proportional to 34,699.35, 52,078.56 and 13,654.11

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Solution

The fourth proportional to 34,699.35, 52,078.56 and 13,654.11 is: 20,492.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,699.35 : 52,078.56 = 13,654.11 : x
  2. Step 2: Convert to fraction form
    34,699.35/52,078.56 = 13,654.11/x
  3. Step 3: Cross multiply
    34,699.35x = 52,078.56 × 13,654.11
  4. Step 4: Simplify right side
    34,699.35x = 711,086,386.88
  5. Step 5: Solve for x
    x = 711,086,386.88/34,699.35
  6. Step 6: Final answer
    x = 20,492.79

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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.