Home / 26,391.42-39,577.21-8,617.89

Finding the Fourth Proportional to 26,391.42, 39,577.21 and 8,617.89

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Solution

The fourth proportional to 26,391.42, 39,577.21 and 8,617.89 is: 12,923.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,391.42 : 39,577.21 = 8,617.89 : x
  2. Step 2: Convert to fraction form
    26,391.42/39,577.21 = 8,617.89/x
  3. Step 3: Cross multiply
    26,391.42x = 39,577.21 × 8,617.89
  4. Step 4: Simplify right side
    26,391.42x = 341,072,169.16
  5. Step 5: Solve for x
    x = 341,072,169.16/26,391.42
  6. Step 6: Final answer
    x = 12,923.60

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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.