Home / 11,025.53-15,232.31-10,942.49

Finding the Fourth Proportional to 11,025.53, 15,232.31 and 10,942.49

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Solution

The fourth proportional to 11,025.53, 15,232.31 and 10,942.49 is: 15,117.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,025.53 : 15,232.31 = 10,942.49 : x
  2. Step 2: Convert to fraction form
    11,025.53/15,232.31 = 10,942.49/x
  3. Step 3: Cross multiply
    11,025.53x = 15,232.31 × 10,942.49
  4. Step 4: Simplify right side
    11,025.53x = 166,679,268.98
  5. Step 5: Solve for x
    x = 166,679,268.98/11,025.53
  6. Step 6: Final answer
    x = 15,117.58

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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.