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Finding the Fourth Proportional to 40,757.60, 56,241.60 and 22,848.50

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Solution

The fourth proportional to 40,757.60, 56,241.60 and 22,848.50 is: 31,528.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,757.60 : 56,241.60 = 22,848.50 : x
  2. Step 2: Convert to fraction form
    40,757.60/56,241.60 = 22,848.50/x
  3. Step 3: Cross multiply
    40,757.60x = 56,241.60 × 22,848.50
  4. Step 4: Simplify right side
    40,757.60x = 1,285,036,197.60
  5. Step 5: Solve for x
    x = 1,285,036,197.60/40,757.60
  6. Step 6: Final answer
    x = 31,528.75

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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.