Home / 26,997.71-40,496.39-9,219.79

Finding the Fourth Proportional to 26,997.71, 40,496.39 and 9,219.79

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Solution

The fourth proportional to 26,997.71, 40,496.39 and 9,219.79 is: 13,829.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,997.71 : 40,496.39 = 9,219.79 : x
  2. Step 2: Convert to fraction form
    26,997.71/40,496.39 = 9,219.79/x
  3. Step 3: Cross multiply
    26,997.71x = 40,496.39 × 9,219.79
  4. Step 4: Simplify right side
    26,997.71x = 373,368,165.46
  5. Step 5: Solve for x
    x = 373,368,165.46/26,997.71
  6. Step 6: Final answer
    x = 13,829.63

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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.