Home / 19,046.21-26,296.75-11,878.92

Finding the Fourth Proportional to 19,046.21, 26,296.75 and 11,878.92

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Solution

The fourth proportional to 19,046.21, 26,296.75 and 11,878.92 is: 16,401.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,046.21 : 26,296.75 = 11,878.92 : x
  2. Step 2: Convert to fraction form
    19,046.21/26,296.75 = 11,878.92/x
  3. Step 3: Cross multiply
    19,046.21x = 26,296.75 × 11,878.92
  4. Step 4: Simplify right side
    19,046.21x = 312,377,004.36
  5. Step 5: Solve for x
    x = 312,377,004.36/19,046.21
  6. Step 6: Final answer
    x = 16,401.01

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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.