Home / 31,828.56-43,927.44-19,253.28

Finding the Fourth Proportional to 31,828.56, 43,927.44 and 19,253.28

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Solution

The fourth proportional to 31,828.56, 43,927.44 and 19,253.28 is: 26,571.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,828.56 : 43,927.44 = 19,253.28 : x
  2. Step 2: Convert to fraction form
    31,828.56/43,927.44 = 19,253.28/x
  3. Step 3: Cross multiply
    31,828.56x = 43,927.44 × 19,253.28
  4. Step 4: Simplify right side
    31,828.56x = 845,747,302.00
  5. Step 5: Solve for x
    x = 845,747,302.00/31,828.56
  6. Step 6: Final answer
    x = 26,571.96

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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.