Home / 37,577.20-51,855.16-21,662.32

Finding the Fourth Proportional to 37,577.20, 51,855.16 and 21,662.32

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Solution

The fourth proportional to 37,577.20, 51,855.16 and 21,662.32 is: 29,893.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,577.20 : 51,855.16 = 21,662.32 : x
  2. Step 2: Convert to fraction form
    37,577.20/51,855.16 = 21,662.32/x
  3. Step 3: Cross multiply
    37,577.20x = 51,855.16 × 21,662.32
  4. Step 4: Simplify right side
    37,577.20x = 1,123,303,069.57
  5. Step 5: Solve for x
    x = 1,123,303,069.57/37,577.20
  6. Step 6: Final answer
    x = 29,893.21

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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.