Home / 23,141.93-31,935.80-12,531.56

Finding the Fourth Proportional to 23,141.93, 31,935.80 and 12,531.56

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Solution

The fourth proportional to 23,141.93, 31,935.80 and 12,531.56 is: 17,293.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,141.93 : 31,935.80 = 12,531.56 : x
  2. Step 2: Convert to fraction form
    23,141.93/31,935.80 = 12,531.56/x
  3. Step 3: Cross multiply
    23,141.93x = 31,935.80 × 12,531.56
  4. Step 4: Simplify right side
    23,141.93x = 400,205,393.85
  5. Step 5: Solve for x
    x = 400,205,393.85/23,141.93
  6. Step 6: Final answer
    x = 17,293.52

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.