Home / 36,919.40-50,949.96-20,152.40

Finding the Fourth Proportional to 36,919.40, 50,949.96 and 20,152.40

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Solution

The fourth proportional to 36,919.40, 50,949.96 and 20,152.40 is: 27,810.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,919.40 : 50,949.96 = 20,152.40 : x
  2. Step 2: Convert to fraction form
    36,919.40/50,949.96 = 20,152.40/x
  3. Step 3: Cross multiply
    36,919.40x = 50,949.96 × 20,152.40
  4. Step 4: Simplify right side
    36,919.40x = 1,026,763,973.90
  5. Step 5: Solve for x
    x = 1,026,763,973.90/36,919.40
  6. Step 6: Final answer
    x = 27,810.96

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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.