Home / 20,016.37-30,014.63-11,698.48

Finding the Fourth Proportional to 20,016.37, 30,014.63 and 11,698.48

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Solution

The fourth proportional to 20,016.37, 30,014.63 and 11,698.48 is: 17,541.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,016.37 : 30,014.63 = 11,698.48 : x
  2. Step 2: Convert to fraction form
    20,016.37/30,014.63 = 11,698.48/x
  3. Step 3: Cross multiply
    20,016.37x = 30,014.63 × 11,698.48
  4. Step 4: Simplify right side
    20,016.37x = 351,125,548.76
  5. Step 5: Solve for x
    x = 351,125,548.76/20,016.37
  6. Step 6: Final answer
    x = 17,541.92

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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.