Home / 31,633.25-43,653.89-19,060.61

Finding the Fourth Proportional to 31,633.25, 43,653.89 and 19,060.61

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Solution

The fourth proportional to 31,633.25, 43,653.89 and 19,060.61 is: 26,303.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,633.25 : 43,653.89 = 19,060.61 : x
  2. Step 2: Convert to fraction form
    31,633.25/43,653.89 = 19,060.61/x
  3. Step 3: Cross multiply
    31,633.25x = 43,653.89 × 19,060.61
  4. Step 4: Simplify right side
    31,633.25x = 832,069,676.97
  5. Step 5: Solve for x
    x = 832,069,676.97/31,633.25
  6. Step 6: Final answer
    x = 26,303.64

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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.