Home / 19,799.67-29,696.72-5,007.68

Finding the Fourth Proportional to 19,799.67, 29,696.72 and 5,007.68

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Solution

The fourth proportional to 19,799.67, 29,696.72 and 5,007.68 is: 7,510.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,799.67 : 29,696.72 = 5,007.68 : x
  2. Step 2: Convert to fraction form
    19,799.67/29,696.72 = 5,007.68/x
  3. Step 3: Cross multiply
    19,799.67x = 29,696.72 × 5,007.68
  4. Step 4: Simplify right side
    19,799.67x = 148,711,497.29
  5. Step 5: Solve for x
    x = 148,711,497.29/19,799.67
  6. Step 6: Final answer
    x = 7,510.81

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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.