Home / 26,683.66-39,993.68-12,433.02

Finding the Fourth Proportional to 26,683.66, 39,993.68 and 12,433.02

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Solution

The fourth proportional to 26,683.66, 39,993.68 and 12,433.02 is: 18,634.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,683.66 : 39,993.68 = 12,433.02 : x
  2. Step 2: Convert to fraction form
    26,683.66/39,993.68 = 12,433.02/x
  3. Step 3: Cross multiply
    26,683.66x = 39,993.68 × 12,433.02
  4. Step 4: Simplify right side
    26,683.66x = 497,242,223.31
  5. Step 5: Solve for x
    x = 497,242,223.31/26,683.66
  6. Step 6: Final answer
    x = 18,634.71

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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.