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Finding the Fourth Proportional to 36,702.60, 51,418.20 and 36,702.60

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Solution

The fourth proportional to 36,702.60, 51,418.20 and 36,702.60 is: 51,418.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,702.60 : 51,418.20 = 36,702.60 : x
  2. Step 2: Convert to fraction form
    36,702.60/51,418.20 = 36,702.60/x
  3. Step 3: Cross multiply
    36,702.60x = 51,418.20 × 36,702.60
  4. Step 4: Simplify right side
    36,702.60x = 1,887,181,627.32
  5. Step 5: Solve for x
    x = 1,887,181,627.32/36,702.60
  6. Step 6: Final answer
    x = 51,418.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.