Home / 36,557.37-50,448.74-20,642.49

Finding the Fourth Proportional to 36,557.37, 50,448.74 and 20,642.49

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Solution

The fourth proportional to 36,557.37, 50,448.74 and 20,642.49 is: 28,486.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,557.37 : 50,448.74 = 20,642.49 : x
  2. Step 2: Convert to fraction form
    36,557.37/50,448.74 = 20,642.49/x
  3. Step 3: Cross multiply
    36,557.37x = 50,448.74 × 20,642.49
  4. Step 4: Simplify right side
    36,557.37x = 1,041,387,507.75
  5. Step 5: Solve for x
    x = 1,041,387,507.75/36,557.37
  6. Step 6: Final answer
    x = 28,486.39

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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.