Home / 13,068.44-17,993.48-11,533.79

Finding the Fourth Proportional to 13,068.44, 17,993.48 and 11,533.79

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Solution

The fourth proportional to 13,068.44, 17,993.48 and 11,533.79 is: 15,880.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,068.44 : 17,993.48 = 11,533.79 : x
  2. Step 2: Convert to fraction form
    13,068.44/17,993.48 = 11,533.79/x
  3. Step 3: Cross multiply
    13,068.44x = 17,993.48 × 11,533.79
  4. Step 4: Simplify right side
    13,068.44x = 207,533,007.00
  5. Step 5: Solve for x
    x = 207,533,007.00/13,068.44
  6. Step 6: Final answer
    x = 15,880.47

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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.