Home / 36,880.08-50,898.81-20,966.91

Finding the Fourth Proportional to 36,880.08, 50,898.81 and 20,966.91

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Solution

The fourth proportional to 36,880.08, 50,898.81 and 20,966.91 is: 28,936.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,880.08 : 50,898.81 = 20,966.91 : x
  2. Step 2: Convert to fraction form
    36,880.08/50,898.81 = 20,966.91/x
  3. Step 3: Cross multiply
    36,880.08x = 50,898.81 × 20,966.91
  4. Step 4: Simplify right side
    36,880.08x = 1,067,190,768.38
  5. Step 5: Solve for x
    x = 1,067,190,768.38/36,880.08
  6. Step 6: Final answer
    x = 28,936.78

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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.