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Finding the Fourth Proportional to 40,652.27, 60,978.40 and 26,798.03

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Solution

The fourth proportional to 40,652.27, 60,978.40 and 26,798.03 is: 40,197.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,652.27 : 60,978.40 = 26,798.03 : x
  2. Step 2: Convert to fraction form
    40,652.27/60,978.40 = 26,798.03/x
  3. Step 3: Cross multiply
    40,652.27x = 60,978.40 × 26,798.03
  4. Step 4: Simplify right side
    40,652.27x = 1,634,100,835.49
  5. Step 5: Solve for x
    x = 1,634,100,835.49/40,652.27
  6. Step 6: Final answer
    x = 40,197.04

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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.