Home / 36,233.40-54,277.20-20,632.80

Finding the Fourth Proportional to 36,233.40, 54,277.20 and 20,632.80

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Solution

The fourth proportional to 36,233.40, 54,277.20 and 20,632.80 is: 30,907.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,233.40 : 54,277.20 = 20,632.80 : x
  2. Step 2: Convert to fraction form
    36,233.40/54,277.20 = 20,632.80/x
  3. Step 3: Cross multiply
    36,233.40x = 54,277.20 × 20,632.80
  4. Step 4: Simplify right side
    36,233.40x = 1,119,890,612.16
  5. Step 5: Solve for x
    x = 1,119,890,612.16/36,233.40
  6. Step 6: Final answer
    x = 30,907.69

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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.