Home / 26,100.66-39,150.99-6,379.19

Finding the Fourth Proportional to 26,100.66, 39,150.99 and 6,379.19

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Solution

The fourth proportional to 26,100.66, 39,150.99 and 6,379.19 is: 9,568.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,100.66 : 39,150.99 = 6,379.19 : x
  2. Step 2: Convert to fraction form
    26,100.66/39,150.99 = 6,379.19/x
  3. Step 3: Cross multiply
    26,100.66x = 39,150.99 × 6,379.19
  4. Step 4: Simplify right side
    26,100.66x = 249,751,603.90
  5. Step 5: Solve for x
    x = 249,751,603.90/26,100.66
  6. Step 6: Final answer
    x = 9,568.79

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1.5x scale

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.