Home / 36,487.48-50,352.79-20,571.89

Finding the Fourth Proportional to 36,487.48, 50,352.79 and 20,571.89

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Solution

The fourth proportional to 36,487.48, 50,352.79 and 20,571.89 is: 28,389.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,487.48 : 50,352.79 = 20,571.89 : x
  2. Step 2: Convert to fraction form
    36,487.48/50,352.79 = 20,571.89/x
  3. Step 3: Cross multiply
    36,487.48x = 50,352.79 × 20,571.89
  4. Step 4: Simplify right side
    36,487.48x = 1,035,852,057.07
  5. Step 5: Solve for x
    x = 1,035,852,057.07/36,487.48
  6. Step 6: Final answer
    x = 28,389.25

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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.