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Finding the Fourth Proportional to 26,696.46, 40,041.96 and 6,972.46

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Solution

The fourth proportional to 26,696.46, 40,041.96 and 6,972.46 is: 10,457.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,696.46 : 40,041.96 = 6,972.46 : x
  2. Step 2: Convert to fraction form
    26,696.46/40,041.96 = 6,972.46/x
  3. Step 3: Cross multiply
    26,696.46x = 40,041.96 × 6,972.46
  4. Step 4: Simplify right side
    26,696.46x = 279,190,964.42
  5. Step 5: Solve for x
    x = 279,190,964.42/26,696.46
  6. Step 6: Final answer
    x = 10,457.98

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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.