Home / 36,628.67-50,548.56-20,715.50

Finding the Fourth Proportional to 36,628.67, 50,548.56 and 20,715.50

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Solution

The fourth proportional to 36,628.67, 50,548.56 and 20,715.50 is: 28,587.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,628.67 : 50,548.56 = 20,715.50 : x
  2. Step 2: Convert to fraction form
    36,628.67/50,548.56 = 20,715.50/x
  3. Step 3: Cross multiply
    36,628.67x = 50,548.56 × 20,715.50
  4. Step 4: Simplify right side
    36,628.67x = 1,047,138,694.68
  5. Step 5: Solve for x
    x = 1,047,138,694.68/36,628.67
  6. Step 6: Final answer
    x = 28,587.95

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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.