Home / 36,681.55-50,620.75-21,574.85

Finding the Fourth Proportional to 36,681.55, 50,620.75 and 21,574.85

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Solution

The fourth proportional to 36,681.55, 50,620.75 and 21,574.85 is: 29,773.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,681.55 : 50,620.75 = 21,574.85 : x
  2. Step 2: Convert to fraction form
    36,681.55/50,620.75 = 21,574.85/x
  3. Step 3: Cross multiply
    36,681.55x = 50,620.75 × 21,574.85
  4. Step 4: Simplify right side
    36,681.55x = 1,092,135,051.83
  5. Step 5: Solve for x
    x = 1,092,135,051.83/36,681.55
  6. Step 6: Final answer
    x = 29,773.42

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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.