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Finding the Fourth Proportional to 40,652.16, 60,978.24 and 26,797.92

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Solution

The fourth proportional to 40,652.16, 60,978.24 and 26,797.92 is: 40,196.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,652.16 : 60,978.24 = 26,797.92 : x
  2. Step 2: Convert to fraction form
    40,652.16/60,978.24 = 26,797.92/x
  3. Step 3: Cross multiply
    40,652.16x = 60,978.24 × 26,797.92
  4. Step 4: Simplify right side
    40,652.16x = 1,634,089,863.27
  5. Step 5: Solve for x
    x = 1,634,089,863.27/40,652.16
  6. Step 6: Final answer
    x = 40,196.88

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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.