Home / 23,969.53-33,078.13-13,757.85

Finding the Fourth Proportional to 23,969.53, 33,078.13 and 13,757.85

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Solution

The fourth proportional to 23,969.53, 33,078.13 and 13,757.85 is: 18,985.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,969.53 : 33,078.13 = 13,757.85 : x
  2. Step 2: Convert to fraction form
    23,969.53/33,078.13 = 13,757.85/x
  3. Step 3: Cross multiply
    23,969.53x = 33,078.13 × 13,757.85
  4. Step 4: Simplify right side
    23,969.53x = 455,083,916.43
  5. Step 5: Solve for x
    x = 455,083,916.43/23,969.53
  6. Step 6: Final answer
    x = 18,985.93

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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.