Home / 26,673.75-40,025.21-12,822.75

Finding the Fourth Proportional to 26,673.75, 40,025.21 and 12,822.75

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Solution

The fourth proportional to 26,673.75, 40,025.21 and 12,822.75 is: 19,241.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,673.75 : 40,025.21 = 12,822.75 : x
  2. Step 2: Convert to fraction form
    26,673.75/40,025.21 = 12,822.75/x
  3. Step 3: Cross multiply
    26,673.75x = 40,025.21 × 12,822.75
  4. Step 4: Simplify right side
    26,673.75x = 513,233,197.41
  5. Step 5: Solve for x
    x = 513,233,197.41/26,673.75
  6. Step 6: Final answer
    x = 19,241.13

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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.