Home / 19,494.06-26,905.97-12,319.41

Finding the Fourth Proportional to 19,494.06, 26,905.97 and 12,319.41

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Solution

The fourth proportional to 19,494.06, 26,905.97 and 12,319.41 is: 17,003.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,494.06 : 26,905.97 = 12,319.41 : x
  2. Step 2: Convert to fraction form
    19,494.06/26,905.97 = 12,319.41/x
  3. Step 3: Cross multiply
    19,494.06x = 26,905.97 × 12,319.41
  4. Step 4: Simplify right side
    19,494.06x = 331,465,614.28
  5. Step 5: Solve for x
    x = 331,465,614.28/19,494.06
  6. Step 6: Final answer
    x = 17,003.42

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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.