Home / 19,105.44-26,367.84-12,031.71

Finding the Fourth Proportional to 19,105.44, 26,367.84 and 12,031.71

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Solution

The fourth proportional to 19,105.44, 26,367.84 and 12,031.71 is: 16,605.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,105.44 : 26,367.84 = 12,031.71 : x
  2. Step 2: Convert to fraction form
    19,105.44/26,367.84 = 12,031.71/x
  3. Step 3: Cross multiply
    19,105.44x = 26,367.84 × 12,031.71
  4. Step 4: Simplify right side
    19,105.44x = 317,250,204.21
  5. Step 5: Solve for x
    x = 317,250,204.21/19,105.44
  6. Step 6: Final answer
    x = 16,605.23

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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.