Home / 36,473.60-50,332.80-21,375.20

Finding the Fourth Proportional to 36,473.60, 50,332.80 and 21,375.20

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Solution

The fourth proportional to 36,473.60, 50,332.80 and 21,375.20 is: 29,497.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,473.60 : 50,332.80 = 21,375.20 : x
  2. Step 2: Convert to fraction form
    36,473.60/50,332.80 = 21,375.20/x
  3. Step 3: Cross multiply
    36,473.60x = 50,332.80 × 21,375.20
  4. Step 4: Simplify right side
    36,473.60x = 1,075,873,666.56
  5. Step 5: Solve for x
    x = 1,075,873,666.56/36,473.60
  6. Step 6: Final answer
    x = 29,497.33

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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.