Home / 22,109.10-30,530.82-14,045.35

Finding the Fourth Proportional to 22,109.10, 30,530.82 and 14,045.35

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Solution

The fourth proportional to 22,109.10, 30,530.82 and 14,045.35 is: 19,395.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,109.10 : 30,530.82 = 14,045.35 : x
  2. Step 2: Convert to fraction form
    22,109.10/30,530.82 = 14,045.35/x
  3. Step 3: Cross multiply
    22,109.10x = 30,530.82 × 14,045.35
  4. Step 4: Simplify right side
    22,109.10x = 428,816,052.69
  5. Step 5: Solve for x
    x = 428,816,052.69/22,109.10
  6. Step 6: Final answer
    x = 19,395.45

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.