Home / 36,924.10-50,954.60-21,008.20

Finding the Fourth Proportional to 36,924.10, 50,954.60 and 21,008.20

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Solution

The fourth proportional to 36,924.10, 50,954.60 and 21,008.20 is: 28,990.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,924.10 : 50,954.60 = 21,008.20 : x
  2. Step 2: Convert to fraction form
    36,924.10/50,954.60 = 21,008.20/x
  3. Step 3: Cross multiply
    36,924.10x = 50,954.60 × 21,008.20
  4. Step 4: Simplify right side
    36,924.10x = 1,070,464,427.72
  5. Step 5: Solve for x
    x = 1,070,464,427.72/36,924.10
  6. Step 6: Final answer
    x = 28,990.94

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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.