Home / 26,810.96-40,217.40-8,344.40

Finding the Fourth Proportional to 26,810.96, 40,217.40 and 8,344.40

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Solution

The fourth proportional to 26,810.96, 40,217.40 and 8,344.40 is: 12,516.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,810.96 : 40,217.40 = 8,344.40 : x
  2. Step 2: Convert to fraction form
    26,810.96/40,217.40 = 8,344.40/x
  3. Step 3: Cross multiply
    26,810.96x = 40,217.40 × 8,344.40
  4. Step 4: Simplify right side
    26,810.96x = 335,590,072.56
  5. Step 5: Solve for x
    x = 335,590,072.56/26,810.96
  6. Step 6: Final answer
    x = 12,516.90

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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.