Home / 20,353.44-30,534.54-6,313.18

Finding the Fourth Proportional to 20,353.44, 30,534.54 and 6,313.18

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Solution

The fourth proportional to 20,353.44, 30,534.54 and 6,313.18 is: 9,471.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,353.44 : 30,534.54 = 6,313.18 : x
  2. Step 2: Convert to fraction form
    20,353.44/30,534.54 = 6,313.18/x
  3. Step 3: Cross multiply
    20,353.44x = 30,534.54 × 6,313.18
  4. Step 4: Simplify right side
    20,353.44x = 192,770,015.67
  5. Step 5: Solve for x
    x = 192,770,015.67/20,353.44
  6. Step 6: Final answer
    x = 9,471.13

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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.