Home / 19,219.92-26,525.52-11,262.48

Finding the Fourth Proportional to 19,219.92, 26,525.52 and 11,262.48

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Solution

The fourth proportional to 19,219.92, 26,525.52 and 11,262.48 is: 15,543.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,219.92 : 26,525.52 = 11,262.48 : x
  2. Step 2: Convert to fraction form
    19,219.92/26,525.52 = 11,262.48/x
  3. Step 3: Cross multiply
    19,219.92x = 26,525.52 × 11,262.48
  4. Step 4: Simplify right side
    19,219.92x = 298,743,138.49
  5. Step 5: Solve for x
    x = 298,743,138.49/19,219.92
  6. Step 6: Final answer
    x = 15,543.41

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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.