Home / 19,223-26,527.78-10,839.80

Finding the Fourth Proportional to 19,223, 26,527.78 and 10,839.80

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Solution

The fourth proportional to 19,223, 26,527.78 and 10,839.80 is: 14,958.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,223 : 26,527.78 = 10,839.80 : x
  2. Step 2: Convert to fraction form
    19,223/26,527.78 = 10,839.80/x
  3. Step 3: Cross multiply
    19,223x = 26,527.78 × 10,839.80
  4. Step 4: Simplify right side
    19,223x = 287,555,829.64
  5. Step 5: Solve for x
    x = 287,555,829.64/19,223
  6. Step 6: Final answer
    x = 14,958.95

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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.