Home / 26,148.83-39,219.39-8,616.38

Finding the Fourth Proportional to 26,148.83, 39,219.39 and 8,616.38

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Solution

The fourth proportional to 26,148.83, 39,219.39 and 8,616.38 is: 12,923.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,148.83 : 39,219.39 = 8,616.38 : x
  2. Step 2: Convert to fraction form
    26,148.83/39,219.39 = 8,616.38/x
  3. Step 3: Cross multiply
    26,148.83x = 39,219.39 × 8,616.38
  4. Step 4: Simplify right side
    26,148.83x = 337,928,971.51
  5. Step 5: Solve for x
    x = 337,928,971.51/26,148.83
  6. Step 6: Final answer
    x = 12,923.29

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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.