Home / 36,291.36-54,424.08-12,592.80

Finding the Fourth Proportional to 36,291.36, 54,424.08 and 12,592.80

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Solution

The fourth proportional to 36,291.36, 54,424.08 and 12,592.80 is: 18,884.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,291.36 : 54,424.08 = 12,592.80 : x
  2. Step 2: Convert to fraction form
    36,291.36/54,424.08 = 12,592.80/x
  3. Step 3: Cross multiply
    36,291.36x = 54,424.08 × 12,592.80
  4. Step 4: Simplify right side
    36,291.36x = 685,351,554.62
  5. Step 5: Solve for x
    x = 685,351,554.62/36,291.36
  6. Step 6: Final answer
    x = 18,884.70

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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.