Home / 36,017.55-49,700.52-20,907.27

Finding the Fourth Proportional to 36,017.55, 49,700.52 and 20,907.27

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Solution

The fourth proportional to 36,017.55, 49,700.52 and 20,907.27 is: 28,849.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,017.55 : 49,700.52 = 20,907.27 : x
  2. Step 2: Convert to fraction form
    36,017.55/49,700.52 = 20,907.27/x
  3. Step 3: Cross multiply
    36,017.55x = 49,700.52 × 20,907.27
  4. Step 4: Simplify right side
    36,017.55x = 1,039,102,190.78
  5. Step 5: Solve for x
    x = 1,039,102,190.78/36,017.55
  6. Step 6: Final answer
    x = 28,849.89

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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.