Home / 36,880.48-50,886.31-20,963.67

Finding the Fourth Proportional to 36,880.48, 50,886.31 and 20,963.67

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Solution

The fourth proportional to 36,880.48, 50,886.31 and 20,963.67 is: 28,924.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,880.48 : 50,886.31 = 20,963.67 : x
  2. Step 2: Convert to fraction form
    36,880.48/50,886.31 = 20,963.67/x
  3. Step 3: Cross multiply
    36,880.48x = 50,886.31 × 20,963.67
  4. Step 4: Simplify right side
    36,880.48x = 1,066,763,705.54
  5. Step 5: Solve for x
    x = 1,066,763,705.54/36,880.48
  6. Step 6: Final answer
    x = 28,924.89

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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.