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Finding the Fourth Proportional to 37,809.60, 56,714.40 and 34,051.20

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Solution

The fourth proportional to 37,809.60, 56,714.40 and 34,051.20 is: 51,076.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,809.60 : 56,714.40 = 34,051.20 : x
  2. Step 2: Convert to fraction form
    37,809.60/56,714.40 = 34,051.20/x
  3. Step 3: Cross multiply
    37,809.60x = 56,714.40 × 34,051.20
  4. Step 4: Simplify right side
    37,809.60x = 1,931,193,377.28
  5. Step 5: Solve for x
    x = 1,931,193,377.28/37,809.60
  6. Step 6: Final answer
    x = 51,076.80

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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.