Home / 36,628.48-50,538.90-20,709.46

Finding the Fourth Proportional to 36,628.48, 50,538.90 and 20,709.46

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Solution

The fourth proportional to 36,628.48, 50,538.90 and 20,709.46 is: 28,574.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,628.48 : 50,538.90 = 20,709.46 : x
  2. Step 2: Convert to fraction form
    36,628.48/50,538.90 = 20,709.46/x
  3. Step 3: Cross multiply
    36,628.48x = 50,538.90 × 20,709.46
  4. Step 4: Simplify right side
    36,628.48x = 1,046,633,327.99
  5. Step 5: Solve for x
    x = 1,046,633,327.99/36,628.48
  6. Step 6: Final answer
    x = 28,574.30

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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.