Home / 26,538.14-39,788.76-11,738.98

Finding the Fourth Proportional to 26,538.14, 39,788.76 and 11,738.98

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Solution

The fourth proportional to 26,538.14, 39,788.76 and 11,738.98 is: 17,600.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,538.14 : 39,788.76 = 11,738.98 : x
  2. Step 2: Convert to fraction form
    26,538.14/39,788.76 = 11,738.98/x
  3. Step 3: Cross multiply
    26,538.14x = 39,788.76 × 11,738.98
  4. Step 4: Simplify right side
    26,538.14x = 467,079,457.86
  5. Step 5: Solve for x
    x = 467,079,457.86/26,538.14
  6. Step 6: Final answer
    x = 17,600.31

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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.