Home / 19,218.12-26,527.62-11,262.92

Finding the Fourth Proportional to 19,218.12, 26,527.62 and 11,262.92

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Solution

The fourth proportional to 19,218.12, 26,527.62 and 11,262.92 is: 15,546.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,218.12 : 26,527.62 = 11,262.92 : x
  2. Step 2: Convert to fraction form
    19,218.12/26,527.62 = 11,262.92/x
  3. Step 3: Cross multiply
    19,218.12x = 26,527.62 × 11,262.92
  4. Step 4: Simplify right side
    19,218.12x = 298,778,461.85
  5. Step 5: Solve for x
    x = 298,778,461.85/19,218.12
  6. Step 6: Final answer
    x = 15,546.71

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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.