Home / 31,633.75-43,654.58-19,061.11

Finding the Fourth Proportional to 31,633.75, 43,654.58 and 19,061.11

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Solution

The fourth proportional to 31,633.75, 43,654.58 and 19,061.11 is: 26,304.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,633.75 : 43,654.58 = 19,061.11 : x
  2. Step 2: Convert to fraction form
    31,633.75/43,654.58 = 19,061.11/x
  3. Step 3: Cross multiply
    31,633.75x = 43,654.58 × 19,061.11
  4. Step 4: Simplify right side
    31,633.75x = 832,104,751.38
  5. Step 5: Solve for x
    x = 832,104,751.38/31,633.75
  6. Step 6: Final answer
    x = 26,304.33

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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.