Home / 20,361.32-30,546.77-6,320.63

Finding the Fourth Proportional to 20,361.32, 30,546.77 and 6,320.63

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Solution

The fourth proportional to 20,361.32, 30,546.77 and 6,320.63 is: 9,482.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,361.32 : 30,546.77 = 6,320.63 : x
  2. Step 2: Convert to fraction form
    20,361.32/30,546.77 = 6,320.63/x
  3. Step 3: Cross multiply
    20,361.32x = 30,546.77 × 6,320.63
  4. Step 4: Simplify right side
    20,361.32x = 193,074,911.18
  5. Step 5: Solve for x
    x = 193,074,911.18/20,361.32
  6. Step 6: Final answer
    x = 9,482.43

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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.