Home / 36,209.80-54,317.40-12,833.20

Finding the Fourth Proportional to 36,209.80, 54,317.40 and 12,833.20

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Solution

The fourth proportional to 36,209.80, 54,317.40 and 12,833.20 is: 19,250.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,209.80 : 54,317.40 = 12,833.20 : x
  2. Step 2: Convert to fraction form
    36,209.80/54,317.40 = 12,833.20/x
  3. Step 3: Cross multiply
    36,209.80x = 54,317.40 × 12,833.20
  4. Step 4: Simplify right side
    36,209.80x = 697,066,057.68
  5. Step 5: Solve for x
    x = 697,066,057.68/36,209.80
  6. Step 6: Final answer
    x = 19,250.76

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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.