Home / 36,389.70-50,215.68-20,473.47

Finding the Fourth Proportional to 36,389.70, 50,215.68 and 20,473.47

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Solution

The fourth proportional to 36,389.70, 50,215.68 and 20,473.47 is: 28,252.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,389.70 : 50,215.68 = 20,473.47 : x
  2. Step 2: Convert to fraction form
    36,389.70/50,215.68 = 20,473.47/x
  3. Step 3: Cross multiply
    36,389.70x = 50,215.68 × 20,473.47
  4. Step 4: Simplify right side
    36,389.70x = 1,028,089,218.01
  5. Step 5: Solve for x
    x = 1,028,089,218.01/36,389.70
  6. Step 6: Final answer
    x = 28,252.20

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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.