Home / 14,233.74-19,640.73-7,946.38

Finding the Fourth Proportional to 14,233.74, 19,640.73 and 7,946.38

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Solution

The fourth proportional to 14,233.74, 19,640.73 and 7,946.38 is: 10,964.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,233.74 : 19,640.73 = 7,946.38 : x
  2. Step 2: Convert to fraction form
    14,233.74/19,640.73 = 7,946.38/x
  3. Step 3: Cross multiply
    14,233.74x = 19,640.73 × 7,946.38
  4. Step 4: Simplify right side
    14,233.74x = 156,072,704.06
  5. Step 5: Solve for x
    x = 156,072,704.06/14,233.74
  6. Step 6: Final answer
    x = 10,964.98

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Half scale
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Double scale
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Similar ratio
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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.