Home / 16,951.65-23,378.01-11,571.63

Finding the Fourth Proportional to 16,951.65, 23,378.01 and 11,571.63

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Solution

The fourth proportional to 16,951.65, 23,378.01 and 11,571.63 is: 15,958.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,951.65 : 23,378.01 = 11,571.63 : x
  2. Step 2: Convert to fraction form
    16,951.65/23,378.01 = 11,571.63/x
  3. Step 3: Cross multiply
    16,951.65x = 23,378.01 × 11,571.63
  4. Step 4: Simplify right side
    16,951.65x = 270,521,681.86
  5. Step 5: Solve for x
    x = 270,521,681.86/16,951.65
  6. Step 6: Final answer
    x = 15,958.43

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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.