Home / 20,239.41-30,362.37-8,552.73

Finding the Fourth Proportional to 20,239.41, 30,362.37 and 8,552.73

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Solution

The fourth proportional to 20,239.41, 30,362.37 and 8,552.73 is: 12,830.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,239.41 : 30,362.37 = 8,552.73 : x
  2. Step 2: Convert to fraction form
    20,239.41/30,362.37 = 8,552.73/x
  3. Step 3: Cross multiply
    20,239.41x = 30,362.37 × 8,552.73
  4. Step 4: Simplify right side
    20,239.41x = 259,681,152.77
  5. Step 5: Solve for x
    x = 259,681,152.77/20,239.41
  6. Step 6: Final answer
    x = 12,830.47

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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.