Home / 20,703.44-31,016.28-16,063.76

Finding the Fourth Proportional to 20,703.44, 31,016.28 and 16,063.76

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Solution

The fourth proportional to 20,703.44, 31,016.28 and 16,063.76 is: 24,065.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,703.44 : 31,016.28 = 16,063.76 : x
  2. Step 2: Convert to fraction form
    20,703.44/31,016.28 = 16,063.76/x
  3. Step 3: Cross multiply
    20,703.44x = 31,016.28 × 16,063.76
  4. Step 4: Simplify right side
    20,703.44x = 498,238,078.01
  5. Step 5: Solve for x
    x = 498,238,078.01/20,703.44
  6. Step 6: Final answer
    x = 24,065.47

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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.