Home / 19,174.30-26,460.48-10,790.80

Finding the Fourth Proportional to 19,174.30, 26,460.48 and 10,790.80

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Solution

The fourth proportional to 19,174.30, 26,460.48 and 10,790.80 is: 14,891.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,174.30 : 26,460.48 = 10,790.80 : x
  2. Step 2: Convert to fraction form
    19,174.30/26,460.48 = 10,790.80/x
  3. Step 3: Cross multiply
    19,174.30x = 26,460.48 × 10,790.80
  4. Step 4: Simplify right side
    19,174.30x = 285,529,747.58
  5. Step 5: Solve for x
    x = 285,529,747.58/19,174.30
  6. Step 6: Final answer
    x = 14,891.27

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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.