Home / 17,349.55-23,942.46-9,391.78

Finding the Fourth Proportional to 17,349.55, 23,942.46 and 9,391.78

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Solution

The fourth proportional to 17,349.55, 23,942.46 and 9,391.78 is: 12,960.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,349.55 : 23,942.46 = 9,391.78 : x
  2. Step 2: Convert to fraction form
    17,349.55/23,942.46 = 9,391.78/x
  3. Step 3: Cross multiply
    17,349.55x = 23,942.46 × 9,391.78
  4. Step 4: Simplify right side
    17,349.55x = 224,862,316.98
  5. Step 5: Solve for x
    x = 224,862,316.98/17,349.55
  6. Step 6: Final answer
    x = 12,960.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.