Home / 26,863.84-40,284.81-12,068.78

Finding the Fourth Proportional to 26,863.84, 40,284.81 and 12,068.78

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Solution

The fourth proportional to 26,863.84, 40,284.81 and 12,068.78 is: 18,098.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,863.84 : 40,284.81 = 12,068.78 : x
  2. Step 2: Convert to fraction form
    26,863.84/40,284.81 = 12,068.78/x
  3. Step 3: Cross multiply
    26,863.84x = 40,284.81 × 12,068.78
  4. Step 4: Simplify right side
    26,863.84x = 486,188,609.94
  5. Step 5: Solve for x
    x = 486,188,609.94/26,863.84
  6. Step 6: Final answer
    x = 18,098.26

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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.