Home / 14,781.69-22,172.28-3,688.23

Finding the Fourth Proportional to 14,781.69, 22,172.28 and 3,688.23

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Solution

The fourth proportional to 14,781.69, 22,172.28 and 3,688.23 is: 5,532.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,781.69 : 22,172.28 = 3,688.23 : x
  2. Step 2: Convert to fraction form
    14,781.69/22,172.28 = 3,688.23/x
  3. Step 3: Cross multiply
    14,781.69x = 22,172.28 × 3,688.23
  4. Step 4: Simplify right side
    14,781.69x = 81,776,558.33
  5. Step 5: Solve for x
    x = 81,776,558.33/14,781.69
  6. Step 6: Final answer
    x = 5,532.29

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.