Home / 17,820.56-26,712.11-5,971.41

Finding the Fourth Proportional to 17,820.56, 26,712.11 and 5,971.41

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Solution

The fourth proportional to 17,820.56, 26,712.11 and 5,971.41 is: 8,950.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,820.56 : 26,712.11 = 5,971.41 : x
  2. Step 2: Convert to fraction form
    17,820.56/26,712.11 = 5,971.41/x
  3. Step 3: Cross multiply
    17,820.56x = 26,712.11 × 5,971.41
  4. Step 4: Simplify right side
    17,820.56x = 159,508,975.70
  5. Step 5: Solve for x
    x = 159,508,975.70/17,820.56
  6. Step 6: Final answer
    x = 8,950.84

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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.