Home / 18,268.02-25,208.46-10,311.03

Finding the Fourth Proportional to 18,268.02, 25,208.46 and 10,311.03

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Solution

The fourth proportional to 18,268.02, 25,208.46 and 10,311.03 is: 14,228.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,268.02 : 25,208.46 = 10,311.03 : x
  2. Step 2: Convert to fraction form
    18,268.02/25,208.46 = 10,311.03/x
  3. Step 3: Cross multiply
    18,268.02x = 25,208.46 × 10,311.03
  4. Step 4: Simplify right side
    18,268.02x = 259,925,187.31
  5. Step 5: Solve for x
    x = 259,925,187.31/18,268.02
  6. Step 6: Final answer
    x = 14,228.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.