Home / 36,580.89-50,483.25-20,665.47

Finding the Fourth Proportional to 36,580.89, 50,483.25 and 20,665.47

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Solution

The fourth proportional to 36,580.89, 50,483.25 and 20,665.47 is: 28,519.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,580.89 : 50,483.25 = 20,665.47 : x
  2. Step 2: Convert to fraction form
    36,580.89/50,483.25 = 20,665.47/x
  3. Step 3: Cross multiply
    36,580.89x = 50,483.25 × 20,665.47
  4. Step 4: Simplify right side
    36,580.89x = 1,043,260,088.38
  5. Step 5: Solve for x
    x = 1,043,260,088.38/36,580.89
  6. Step 6: Final answer
    x = 28,519.26

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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.