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Finding the Fourth Proportional to 40,712.66, 61,068.51 and 22,944.66

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Solution

The fourth proportional to 40,712.66, 61,068.51 and 22,944.66 is: 34,416.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,712.66 : 61,068.51 = 22,944.66 : x
  2. Step 2: Convert to fraction form
    40,712.66/61,068.51 = 22,944.66/x
  3. Step 3: Cross multiply
    40,712.66x = 61,068.51 × 22,944.66
  4. Step 4: Simplify right side
    40,712.66x = 1,401,196,198.66
  5. Step 5: Solve for x
    x = 1,401,196,198.66/40,712.66
  6. Step 6: Final answer
    x = 34,416.72

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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.