Home / 25,367.14-35,040.10-19,471.66

Finding the Fourth Proportional to 25,367.14, 35,040.10 and 19,471.66

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Solution

The fourth proportional to 25,367.14, 35,040.10 and 19,471.66 is: 26,896.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,367.14 : 35,040.10 = 19,471.66 : x
  2. Step 2: Convert to fraction form
    25,367.14/35,040.10 = 19,471.66/x
  3. Step 3: Cross multiply
    25,367.14x = 35,040.10 × 19,471.66
  4. Step 4: Simplify right side
    25,367.14x = 682,288,913.57
  5. Step 5: Solve for x
    x = 682,288,913.57/25,367.14
  6. Step 6: Final answer
    x = 26,896.56

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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.