Home / 19,081.64-26,327.27-12,367.55

Finding the Fourth Proportional to 19,081.64, 26,327.27 and 12,367.55

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Solution

The fourth proportional to 19,081.64, 26,327.27 and 12,367.55 is: 17,063.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,081.64 : 26,327.27 = 12,367.55 : x
  2. Step 2: Convert to fraction form
    19,081.64/26,327.27 = 12,367.55/x
  3. Step 3: Cross multiply
    19,081.64x = 26,327.27 × 12,367.55
  4. Step 4: Simplify right side
    19,081.64x = 325,603,727.37
  5. Step 5: Solve for x
    x = 325,603,727.37/19,081.64
  6. Step 6: Final answer
    x = 17,063.72

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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.