Home / 13,044.78-19,533.96-11,314.08

Finding the Fourth Proportional to 13,044.78, 19,533.96 and 11,314.08

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Solution

The fourth proportional to 13,044.78, 19,533.96 and 11,314.08 is: 16,942.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,044.78 : 19,533.96 = 11,314.08 : x
  2. Step 2: Convert to fraction form
    13,044.78/19,533.96 = 11,314.08/x
  3. Step 3: Cross multiply
    13,044.78x = 19,533.96 × 11,314.08
  4. Step 4: Simplify right side
    13,044.78x = 221,008,786.16
  5. Step 5: Solve for x
    x = 221,008,786.16/13,044.78
  6. Step 6: Final answer
    x = 16,942.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.