Home / 48,665.56-72,989.94-13,596.88

Finding the Fourth Proportional to 48,665.56, 72,989.94 and 13,596.88

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Solution

The fourth proportional to 48,665.56, 72,989.94 and 13,596.88 is: 20,392.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,665.56 : 72,989.94 = 13,596.88 : x
  2. Step 2: Convert to fraction form
    48,665.56/72,989.94 = 13,596.88/x
  3. Step 3: Cross multiply
    48,665.56x = 72,989.94 × 13,596.88
  4. Step 4: Simplify right side
    48,665.56x = 992,435,455.39
  5. Step 5: Solve for x
    x = 992,435,455.39/48,665.56
  6. Step 6: Final answer
    x = 20,392.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.