Home / 20,362.32-30,548.27-6,321.63

Finding the Fourth Proportional to 20,362.32, 30,548.27 and 6,321.63

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Solution

The fourth proportional to 20,362.32, 30,548.27 and 6,321.63 is: 9,483.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,362.32 : 30,548.27 = 6,321.63 : x
  2. Step 2: Convert to fraction form
    20,362.32/30,548.27 = 6,321.63/x
  3. Step 3: Cross multiply
    20,362.32x = 30,548.27 × 6,321.63
  4. Step 4: Simplify right side
    20,362.32x = 193,114,860.08
  5. Step 5: Solve for x
    x = 193,114,860.08/20,362.32
  6. Step 6: Final answer
    x = 9,483.93

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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.