Home / 26,665.09-39,997.63-6,943.59

Finding the Fourth Proportional to 26,665.09, 39,997.63 and 6,943.59

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Solution

The fourth proportional to 26,665.09, 39,997.63 and 6,943.59 is: 10,415.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,665.09 : 39,997.63 = 6,943.59 : x
  2. Step 2: Convert to fraction form
    26,665.09/39,997.63 = 6,943.59/x
  3. Step 3: Cross multiply
    26,665.09x = 39,997.63 × 6,943.59
  4. Step 4: Simplify right side
    26,665.09x = 277,727,143.69
  5. Step 5: Solve for x
    x = 277,727,143.69/26,665.09
  6. Step 6: Final answer
    x = 10,415.38

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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.