Home / 36,506.80-54,760.66-12,813.39

Finding the Fourth Proportional to 36,506.80, 54,760.66 and 12,813.39

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Solution

The fourth proportional to 36,506.80, 54,760.66 and 12,813.39 is: 19,220.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,506.80 : 54,760.66 = 12,813.39 : x
  2. Step 2: Convert to fraction form
    36,506.80/54,760.66 = 12,813.39/x
  3. Step 3: Cross multiply
    36,506.80x = 54,760.66 × 12,813.39
  4. Step 4: Simplify right side
    36,506.80x = 701,669,661.20
  5. Step 5: Solve for x
    x = 701,669,661.20/36,506.80
  6. Step 6: Final answer
    x = 19,220.24

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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.