Home / 19,218.55-26,524.20-11,263.96

Finding the Fourth Proportional to 19,218.55, 26,524.20 and 11,263.96

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Solution

The fourth proportional to 19,218.55, 26,524.20 and 11,263.96 is: 15,545.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,218.55 : 26,524.20 = 11,263.96 : x
  2. Step 2: Convert to fraction form
    19,218.55/26,524.20 = 11,263.96/x
  3. Step 3: Cross multiply
    19,218.55x = 26,524.20 × 11,263.96
  4. Step 4: Simplify right side
    19,218.55x = 298,767,527.83
  5. Step 5: Solve for x
    x = 298,767,527.83/19,218.55
  6. Step 6: Final answer
    x = 15,545.79

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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.