Home / 36,702.25-55,051.85-11,743.72

Finding the Fourth Proportional to 36,702.25, 55,051.85 and 11,743.72

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Solution

The fourth proportional to 36,702.25, 55,051.85 and 11,743.72 is: 17,615.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,702.25 : 55,051.85 = 11,743.72 : x
  2. Step 2: Convert to fraction form
    36,702.25/55,051.85 = 11,743.72/x
  3. Step 3: Cross multiply
    36,702.25x = 55,051.85 × 11,743.72
  4. Step 4: Simplify right side
    36,702.25x = 646,513,403.61
  5. Step 5: Solve for x
    x = 646,513,403.61/36,702.25
  6. Step 6: Final answer
    x = 17,615.09

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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.