Home / 27,103.08-40,654.67-17,801.85

Finding the Fourth Proportional to 27,103.08, 40,654.67 and 17,801.85

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Solution

The fourth proportional to 27,103.08, 40,654.67 and 17,801.85 is: 26,702.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,103.08 : 40,654.67 = 17,801.85 : x
  2. Step 2: Convert to fraction form
    27,103.08/40,654.67 = 17,801.85/x
  3. Step 3: Cross multiply
    27,103.08x = 40,654.67 × 17,801.85
  4. Step 4: Simplify right side
    27,103.08x = 723,728,248.13
  5. Step 5: Solve for x
    x = 723,728,248.13/27,103.08
  6. Step 6: Final answer
    x = 26,702.80

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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.