Home / 26,916.09-40,376.21-8,197.71

Finding the Fourth Proportional to 26,916.09, 40,376.21 and 8,197.71

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Solution

The fourth proportional to 26,916.09, 40,376.21 and 8,197.71 is: 12,297.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,916.09 : 40,376.21 = 8,197.71 : x
  2. Step 2: Convert to fraction form
    26,916.09/40,376.21 = 8,197.71/x
  3. Step 3: Cross multiply
    26,916.09x = 40,376.21 × 8,197.71
  4. Step 4: Simplify right side
    26,916.09x = 330,992,419.49
  5. Step 5: Solve for x
    x = 330,992,419.49/26,916.09
  6. Step 6: Final answer
    x = 12,297.20

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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.