Home / 36,683.52-50,623.64-20,767.60

Finding the Fourth Proportional to 36,683.52, 50,623.64 and 20,767.60

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Solution

The fourth proportional to 36,683.52, 50,623.64 and 20,767.60 is: 28,659.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,683.52 : 50,623.64 = 20,767.60 : x
  2. Step 2: Convert to fraction form
    36,683.52/50,623.64 = 20,767.60/x
  3. Step 3: Cross multiply
    36,683.52x = 50,623.64 × 20,767.60
  4. Step 4: Simplify right side
    36,683.52x = 1,051,331,506.06
  5. Step 5: Solve for x
    x = 1,051,331,506.06/36,683.52
  6. Step 6: Final answer
    x = 28,659.50

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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.