Home / 13,695.48-18,907.20-9,496.44

Finding the Fourth Proportional to 13,695.48, 18,907.20 and 9,496.44

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Solution

The fourth proportional to 13,695.48, 18,907.20 and 9,496.44 is: 13,110.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,695.48 : 18,907.20 = 9,496.44 : x
  2. Step 2: Convert to fraction form
    13,695.48/18,907.20 = 9,496.44/x
  3. Step 3: Cross multiply
    13,695.48x = 18,907.20 × 9,496.44
  4. Step 4: Simplify right side
    13,695.48x = 179,551,090.37
  5. Step 5: Solve for x
    x = 179,551,090.37/13,695.48
  6. Step 6: Final answer
    x = 13,110.24

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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.