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Finding the Fourth Proportional to 52,714.56, 72,748.26 and 28,843.32

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Solution

The fourth proportional to 52,714.56, 72,748.26 and 28,843.32 is: 39,804.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,714.56 : 72,748.26 = 28,843.32 : x
  2. Step 2: Convert to fraction form
    52,714.56/72,748.26 = 28,843.32/x
  3. Step 3: Cross multiply
    52,714.56x = 72,748.26 × 28,843.32
  4. Step 4: Simplify right side
    52,714.56x = 2,098,301,342.62
  5. Step 5: Solve for x
    x = 2,098,301,342.62/52,714.56
  6. Step 6: Final answer
    x = 39,804.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.