Home / 26,997.18-40,495.80-7,277.70

Finding the Fourth Proportional to 26,997.18, 40,495.80 and 7,277.70

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Solution

The fourth proportional to 26,997.18, 40,495.80 and 7,277.70 is: 10,916.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,997.18 : 40,495.80 = 7,277.70 : x
  2. Step 2: Convert to fraction form
    26,997.18/40,495.80 = 7,277.70/x
  3. Step 3: Cross multiply
    26,997.18x = 40,495.80 × 7,277.70
  4. Step 4: Simplify right side
    26,997.18x = 294,716,283.66
  5. Step 5: Solve for x
    x = 294,716,283.66/26,997.18
  6. Step 6: Final answer
    x = 10,916.56

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1.5x scale

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.