Home / 36,490.48-50,356.94-20,574.90

Finding the Fourth Proportional to 36,490.48, 50,356.94 and 20,574.90

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Solution

The fourth proportional to 36,490.48, 50,356.94 and 20,574.90 is: 28,393.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,490.48 : 50,356.94 = 20,574.90 : x
  2. Step 2: Convert to fraction form
    36,490.48/50,356.94 = 20,574.90/x
  3. Step 3: Cross multiply
    36,490.48x = 50,356.94 × 20,574.90
  4. Step 4: Simplify right side
    36,490.48x = 1,036,089,004.81
  5. Step 5: Solve for x
    x = 1,036,089,004.81/36,490.48
  6. Step 6: Final answer
    x = 28,393.41

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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.