Home / 19,081.48-26,329.06-11,522.76

Finding the Fourth Proportional to 19,081.48, 26,329.06 and 11,522.76

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Solution

The fourth proportional to 19,081.48, 26,329.06 and 11,522.76 is: 15,899.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,081.48 : 26,329.06 = 11,522.76 : x
  2. Step 2: Convert to fraction form
    19,081.48/26,329.06 = 11,522.76/x
  3. Step 3: Cross multiply
    19,081.48x = 26,329.06 × 11,522.76
  4. Step 4: Simplify right side
    19,081.48x = 303,383,439.41
  5. Step 5: Solve for x
    x = 303,383,439.41/19,081.48
  6. Step 6: Final answer
    x = 15,899.37

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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.