Home / 18,815.93-25,960.05-11,746.44

Finding the Fourth Proportional to 18,815.93, 25,960.05 and 11,746.44

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Solution

The fourth proportional to 18,815.93, 25,960.05 and 11,746.44 is: 16,206.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,815.93 : 25,960.05 = 11,746.44 : x
  2. Step 2: Convert to fraction form
    18,815.93/25,960.05 = 11,746.44/x
  3. Step 3: Cross multiply
    18,815.93x = 25,960.05 × 11,746.44
  4. Step 4: Simplify right side
    18,815.93x = 304,938,169.72
  5. Step 5: Solve for x
    x = 304,938,169.72/18,815.93
  6. Step 6: Final answer
    x = 16,206.39

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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.