Home / 17,954.08-26,907.36-13,778.13

Finding the Fourth Proportional to 17,954.08, 26,907.36 and 13,778.13

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Solution

The fourth proportional to 17,954.08, 26,907.36 and 13,778.13 is: 20,648.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,954.08 : 26,907.36 = 13,778.13 : x
  2. Step 2: Convert to fraction form
    17,954.08/26,907.36 = 13,778.13/x
  3. Step 3: Cross multiply
    17,954.08x = 26,907.36 × 13,778.13
  4. Step 4: Simplify right side
    17,954.08x = 370,733,104.04
  5. Step 5: Solve for x
    x = 370,733,104.04/17,954.08
  6. Step 6: Final answer
    x = 20,648.96

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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.