Home / 20,201.63-30,304.16-6,164.81

Finding the Fourth Proportional to 20,201.63, 30,304.16 and 6,164.81

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Solution

The fourth proportional to 20,201.63, 30,304.16 and 6,164.81 is: 9,247.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,201.63 : 30,304.16 = 6,164.81 : x
  2. Step 2: Convert to fraction form
    20,201.63/30,304.16 = 6,164.81/x
  3. Step 3: Cross multiply
    20,201.63x = 30,304.16 × 6,164.81
  4. Step 4: Simplify right side
    20,201.63x = 186,819,328.26
  5. Step 5: Solve for x
    x = 186,819,328.26/20,201.63
  6. Step 6: Final answer
    x = 9,247.74

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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.