Home / 26,677.22-40,020.41-11,885.81

Finding the Fourth Proportional to 26,677.22, 40,020.41 and 11,885.81

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Solution

The fourth proportional to 26,677.22, 40,020.41 and 11,885.81 is: 17,830.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,677.22 : 40,020.41 = 11,885.81 : x
  2. Step 2: Convert to fraction form
    26,677.22/40,020.41 = 11,885.81/x
  3. Step 3: Cross multiply
    26,677.22x = 40,020.41 × 11,885.81
  4. Step 4: Simplify right side
    26,677.22x = 475,674,818.99
  5. Step 5: Solve for x
    x = 475,674,818.99/26,677.22
  6. Step 6: Final answer
    x = 17,830.75

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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.