Home / 16,372.21-24,420.58-15,880.27

Finding the Fourth Proportional to 16,372.21, 24,420.58 and 15,880.27

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Solution

The fourth proportional to 16,372.21, 24,420.58 and 15,880.27 is: 23,686.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,372.21 : 24,420.58 = 15,880.27 : x
  2. Step 2: Convert to fraction form
    16,372.21/24,420.58 = 15,880.27/x
  3. Step 3: Cross multiply
    16,372.21x = 24,420.58 × 15,880.27
  4. Step 4: Simplify right side
    16,372.21x = 387,805,403.96
  5. Step 5: Solve for x
    x = 387,805,403.96/16,372.21
  6. Step 6: Final answer
    x = 23,686.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.