Home / 19,926.05-29,871.27-7,436.45

Finding the Fourth Proportional to 19,926.05, 29,871.27 and 7,436.45

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Solution

The fourth proportional to 19,926.05, 29,871.27 and 7,436.45 is: 11,148.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,926.05 : 29,871.27 = 7,436.45 : x
  2. Step 2: Convert to fraction form
    19,926.05/29,871.27 = 7,436.45/x
  3. Step 3: Cross multiply
    19,926.05x = 29,871.27 × 7,436.45
  4. Step 4: Simplify right side
    19,926.05x = 222,136,056.44
  5. Step 5: Solve for x
    x = 222,136,056.44/19,926.05
  6. Step 6: Final answer
    x = 11,148.03

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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.