Home / 19,696.14-29,532.32-7,851.74

Finding the Fourth Proportional to 19,696.14, 29,532.32 and 7,851.74

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Solution

The fourth proportional to 19,696.14, 29,532.32 and 7,851.74 is: 11,772.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,696.14 : 29,532.32 = 7,851.74 : x
  2. Step 2: Convert to fraction form
    19,696.14/29,532.32 = 7,851.74/x
  3. Step 3: Cross multiply
    19,696.14x = 29,532.32 × 7,851.74
  4. Step 4: Simplify right side
    19,696.14x = 231,880,098.24
  5. Step 5: Solve for x
    x = 231,880,098.24/19,696.14
  6. Step 6: Final answer
    x = 11,772.87

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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.