Home / 26,925.96-40,391.04-8,207.64

Finding the Fourth Proportional to 26,925.96, 40,391.04 and 8,207.64

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Solution

The fourth proportional to 26,925.96, 40,391.04 and 8,207.64 is: 12,312.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,925.96 : 40,391.04 = 8,207.64 : x
  2. Step 2: Convert to fraction form
    26,925.96/40,391.04 = 8,207.64/x
  3. Step 3: Cross multiply
    26,925.96x = 40,391.04 × 8,207.64
  4. Step 4: Simplify right side
    26,925.96x = 331,515,115.55
  5. Step 5: Solve for x
    x = 331,515,115.55/26,925.96
  6. Step 6: Final answer
    x = 12,312.10

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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.