Home / 36,443.85-50,292.69-20,528.55

Finding the Fourth Proportional to 36,443.85, 50,292.69 and 20,528.55

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Solution

The fourth proportional to 36,443.85, 50,292.69 and 20,528.55 is: 28,329.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,443.85 : 50,292.69 = 20,528.55 : x
  2. Step 2: Convert to fraction form
    36,443.85/50,292.69 = 20,528.55/x
  3. Step 3: Cross multiply
    36,443.85x = 50,292.69 × 20,528.55
  4. Step 4: Simplify right side
    36,443.85x = 1,032,435,647.19
  5. Step 5: Solve for x
    x = 1,032,435,647.19/36,443.85
  6. Step 6: Final answer
    x = 28,329.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.