Home / 31,841.08-43,927.86-19,243.96

Finding the Fourth Proportional to 31,841.08, 43,927.86 and 19,243.96

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Solution

The fourth proportional to 31,841.08, 43,927.86 and 19,243.96 is: 26,548.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,841.08 : 43,927.86 = 19,243.96 : x
  2. Step 2: Convert to fraction form
    31,841.08/43,927.86 = 19,243.96/x
  3. Step 3: Cross multiply
    31,841.08x = 43,927.86 × 19,243.96
  4. Step 4: Simplify right side
    31,841.08x = 845,345,980.73
  5. Step 5: Solve for x
    x = 845,345,980.73/31,841.08
  6. Step 6: Final answer
    x = 26,548.91

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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.