Home / 25,021.42-34,524.15-15,950.23

Finding the Fourth Proportional to 25,021.42, 34,524.15 and 15,950.23

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Solution

The fourth proportional to 25,021.42, 34,524.15 and 15,950.23 is: 22,007.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,021.42 : 34,524.15 = 15,950.23 : x
  2. Step 2: Convert to fraction form
    25,021.42/34,524.15 = 15,950.23/x
  3. Step 3: Cross multiply
    25,021.42x = 34,524.15 × 15,950.23
  4. Step 4: Simplify right side
    25,021.42x = 550,668,133.05
  5. Step 5: Solve for x
    x = 550,668,133.05/25,021.42
  6. Step 6: Final answer
    x = 22,007.87

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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.