Home / 26,717.70-40,073.02-11,923.20

Finding the Fourth Proportional to 26,717.70, 40,073.02 and 11,923.20

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Solution

The fourth proportional to 26,717.70, 40,073.02 and 11,923.20 is: 17,883.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,717.70 : 40,073.02 = 11,923.20 : x
  2. Step 2: Convert to fraction form
    26,717.70/40,073.02 = 11,923.20/x
  3. Step 3: Cross multiply
    26,717.70x = 40,073.02 × 11,923.20
  4. Step 4: Simplify right side
    26,717.70x = 477,798,632.06
  5. Step 5: Solve for x
    x = 477,798,632.06/26,717.70
  6. Step 6: Final answer
    x = 17,883.22

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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.