Home / 26,228.70-39,352.14-8,699.88

Finding the Fourth Proportional to 26,228.70, 39,352.14 and 8,699.88

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Solution

The fourth proportional to 26,228.70, 39,352.14 and 8,699.88 is: 13,052.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,228.70 : 39,352.14 = 8,699.88 : x
  2. Step 2: Convert to fraction form
    26,228.70/39,352.14 = 8,699.88/x
  3. Step 3: Cross multiply
    26,228.70x = 39,352.14 × 8,699.88
  4. Step 4: Simplify right side
    26,228.70x = 342,358,895.74
  5. Step 5: Solve for x
    x = 342,358,895.74/26,228.70
  6. Step 6: Final answer
    x = 13,052.84

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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.