Home / 19,074.48-26,325.92-11,121.36

Finding the Fourth Proportional to 19,074.48, 26,325.92 and 11,121.36

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Solution

The fourth proportional to 19,074.48, 26,325.92 and 11,121.36 is: 15,349.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,074.48 : 26,325.92 = 11,121.36 : x
  2. Step 2: Convert to fraction form
    19,074.48/26,325.92 = 11,121.36/x
  3. Step 3: Cross multiply
    19,074.48x = 26,325.92 × 11,121.36
  4. Step 4: Simplify right side
    19,074.48x = 292,780,033.65
  5. Step 5: Solve for x
    x = 292,780,033.65/19,074.48
  6. Step 6: Final answer
    x = 15,349.31

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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.