Home / 19,371.44-26,729.40-12,200.24

Finding the Fourth Proportional to 19,371.44, 26,729.40 and 12,200.24

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Solution

The fourth proportional to 19,371.44, 26,729.40 and 12,200.24 is: 16,834.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,371.44 : 26,729.40 = 12,200.24 : x
  2. Step 2: Convert to fraction form
    19,371.44/26,729.40 = 12,200.24/x
  3. Step 3: Cross multiply
    19,371.44x = 26,729.40 × 12,200.24
  4. Step 4: Simplify right side
    19,371.44x = 326,105,095.06
  5. Step 5: Solve for x
    x = 326,105,095.06/19,371.44
  6. Step 6: Final answer
    x = 16,834.32

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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.