Home / 27,814.42-38,377.29-16,912.23

Finding the Fourth Proportional to 27,814.42, 38,377.29 and 16,912.23

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Solution

The fourth proportional to 27,814.42, 38,377.29 and 16,912.23 is: 23,334.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,814.42 : 38,377.29 = 16,912.23 : x
  2. Step 2: Convert to fraction form
    27,814.42/38,377.29 = 16,912.23/x
  3. Step 3: Cross multiply
    27,814.42x = 38,377.29 × 16,912.23
  4. Step 4: Simplify right side
    27,814.42x = 649,045,555.26
  5. Step 5: Solve for x
    x = 649,045,555.26/27,814.42
  6. Step 6: Final answer
    x = 23,334.86

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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.