Home / 20,361.02-30,541.54-5,568.82

Finding the Fourth Proportional to 20,361.02, 30,541.54 and 5,568.82

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Solution

The fourth proportional to 20,361.02, 30,541.54 and 5,568.82 is: 8,353.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,361.02 : 30,541.54 = 5,568.82 : x
  2. Step 2: Convert to fraction form
    20,361.02/30,541.54 = 5,568.82/x
  3. Step 3: Cross multiply
    20,361.02x = 30,541.54 × 5,568.82
  4. Step 4: Simplify right side
    20,361.02x = 170,080,258.95
  5. Step 5: Solve for x
    x = 170,080,258.95/20,361.02
  6. Step 6: Final answer
    x = 8,353.23

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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.