Home / 19,396.77-26,767.30-11,012.73

Finding the Fourth Proportional to 19,396.77, 26,767.30 and 11,012.73

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Solution

The fourth proportional to 19,396.77, 26,767.30 and 11,012.73 is: 15,197.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,396.77 : 26,767.30 = 11,012.73 : x
  2. Step 2: Convert to fraction form
    19,396.77/26,767.30 = 11,012.73/x
  3. Step 3: Cross multiply
    19,396.77x = 26,767.30 × 11,012.73
  4. Step 4: Simplify right side
    19,396.77x = 294,781,047.73
  5. Step 5: Solve for x
    x = 294,781,047.73/19,396.77
  6. Step 6: Final answer
    x = 15,197.43

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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.