Home / 16,756.54-23,121.25-9,683.62

Finding the Fourth Proportional to 16,756.54, 23,121.25 and 9,683.62

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Solution

The fourth proportional to 16,756.54, 23,121.25 and 9,683.62 is: 13,361.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,756.54 : 23,121.25 = 9,683.62 : x
  2. Step 2: Convert to fraction form
    16,756.54/23,121.25 = 9,683.62/x
  3. Step 3: Cross multiply
    16,756.54x = 23,121.25 × 9,683.62
  4. Step 4: Simplify right side
    16,756.54x = 223,897,398.93
  5. Step 5: Solve for x
    x = 223,897,398.93/16,756.54
  6. Step 6: Final answer
    x = 13,361.79

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1.5x scale

Why These Related Problems?

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