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Finding the Fourth Proportional to 13,093.48, 18,069.27 and 7,504.48

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Solution

The fourth proportional to 13,093.48, 18,069.27 and 7,504.48 is: 10,356.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,093.48 : 18,069.27 = 7,504.48 : x
  2. Step 2: Convert to fraction form
    13,093.48/18,069.27 = 7,504.48/x
  3. Step 3: Cross multiply
    13,093.48x = 18,069.27 × 7,504.48
  4. Step 4: Simplify right side
    13,093.48x = 135,600,475.33
  5. Step 5: Solve for x
    x = 135,600,475.33/13,093.48
  6. Step 6: Final answer
    x = 10,356.34

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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.