Home / 13,537.83-20,304.42-3,677.91

Finding the Fourth Proportional to 13,537.83, 20,304.42 and 3,677.91

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Solution

The fourth proportional to 13,537.83, 20,304.42 and 3,677.91 is: 5,516.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,537.83 : 20,304.42 = 3,677.91 : x
  2. Step 2: Convert to fraction form
    13,537.83/20,304.42 = 3,677.91/x
  3. Step 3: Cross multiply
    13,537.83x = 20,304.42 × 3,677.91
  4. Step 4: Simplify right side
    13,537.83x = 74,677,829.36
  5. Step 5: Solve for x
    x = 74,677,829.36/13,537.83
  6. Step 6: Final answer
    x = 5,516.23

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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.