Home / 19,904.69-29,859.78-6,753.53

Finding the Fourth Proportional to 19,904.69, 29,859.78 and 6,753.53

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Solution

The fourth proportional to 19,904.69, 29,859.78 and 6,753.53 is: 10,131.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,904.69 : 29,859.78 = 6,753.53 : x
  2. Step 2: Convert to fraction form
    19,904.69/29,859.78 = 6,753.53/x
  3. Step 3: Cross multiply
    19,904.69x = 29,859.78 × 6,753.53
  4. Step 4: Simplify right side
    19,904.69x = 201,658,920.02
  5. Step 5: Solve for x
    x = 201,658,920.02/19,904.69
  6. Step 6: Final answer
    x = 10,131.23

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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.