Home / 31,840.83-43,927.52-19,243.71

Finding the Fourth Proportional to 31,840.83, 43,927.52 and 19,243.71

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Solution

The fourth proportional to 31,840.83, 43,927.52 and 19,243.71 is: 26,548.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,840.83 : 43,927.52 = 19,243.71 : x
  2. Step 2: Convert to fraction form
    31,840.83/43,927.52 = 19,243.71/x
  3. Step 3: Cross multiply
    31,840.83x = 43,927.52 × 19,243.71
  4. Step 4: Simplify right side
    31,840.83x = 845,328,359.68
  5. Step 5: Solve for x
    x = 845,328,359.68/31,840.83
  6. Step 6: Final answer
    x = 26,548.57

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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.