Home / 13,554.10-20,332.52-3,694.14

Finding the Fourth Proportional to 13,554.10, 20,332.52 and 3,694.14

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Solution

The fourth proportional to 13,554.10, 20,332.52 and 3,694.14 is: 5,541.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,554.10 : 20,332.52 = 3,694.14 : x
  2. Step 2: Convert to fraction form
    13,554.10/20,332.52 = 3,694.14/x
  3. Step 3: Cross multiply
    13,554.10x = 20,332.52 × 3,694.14
  4. Step 4: Simplify right side
    13,554.10x = 75,111,175.43
  5. Step 5: Solve for x
    x = 75,111,175.43/13,554.10
  6. Step 6: Final answer
    x = 5,541.58

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1.5x scale

Why These Related Problems?

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