Home / 26,538.63-39,823.81-9,910.34

Finding the Fourth Proportional to 26,538.63, 39,823.81 and 9,910.34

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Solution

The fourth proportional to 26,538.63, 39,823.81 and 9,910.34 is: 14,871.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,538.63 : 39,823.81 = 9,910.34 : x
  2. Step 2: Convert to fraction form
    26,538.63/39,823.81 = 9,910.34/x
  3. Step 3: Cross multiply
    26,538.63x = 39,823.81 × 9,910.34
  4. Step 4: Simplify right side
    26,538.63x = 394,667,497.20
  5. Step 5: Solve for x
    x = 394,667,497.20/26,538.63
  6. Step 6: Final answer
    x = 14,871.43

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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.