Home / 36,202.26-54,290.06-12,503.78

Finding the Fourth Proportional to 36,202.26, 54,290.06 and 12,503.78

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Solution

The fourth proportional to 36,202.26, 54,290.06 and 12,503.78 is: 18,751.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,202.26 : 54,290.06 = 12,503.78 : x
  2. Step 2: Convert to fraction form
    36,202.26/54,290.06 = 12,503.78/x
  3. Step 3: Cross multiply
    36,202.26x = 54,290.06 × 12,503.78
  4. Step 4: Simplify right side
    36,202.26x = 678,830,966.43
  5. Step 5: Solve for x
    x = 678,830,966.43/36,202.26
  6. Step 6: Final answer
    x = 18,751.07

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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.