Home / 40,647.27-60,926.29-20,926.87

Finding the Fourth Proportional to 40,647.27, 60,926.29 and 20,926.87

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Solution

The fourth proportional to 40,647.27, 60,926.29 and 20,926.87 is: 31,367.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,647.27 : 60,926.29 = 20,926.87 : x
  2. Step 2: Convert to fraction form
    40,647.27/60,926.29 = 20,926.87/x
  3. Step 3: Cross multiply
    40,647.27x = 60,926.29 × 20,926.87
  4. Step 4: Simplify right side
    40,647.27x = 1,274,996,550.41
  5. Step 5: Solve for x
    x = 1,274,996,550.41/40,647.27
  6. Step 6: Final answer
    x = 31,367.34

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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.