Home / 31,103.19-46,654.79-11,383.74

Finding the Fourth Proportional to 31,103.19, 46,654.79 and 11,383.74

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Solution

The fourth proportional to 31,103.19, 46,654.79 and 11,383.74 is: 17,075.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,103.19 : 46,654.79 = 11,383.74 : x
  2. Step 2: Convert to fraction form
    31,103.19/46,654.79 = 11,383.74/x
  3. Step 3: Cross multiply
    31,103.19x = 46,654.79 × 11,383.74
  4. Step 4: Simplify right side
    31,103.19x = 531,105,942.20
  5. Step 5: Solve for x
    x = 531,105,942.20/31,103.19
  6. Step 6: Final answer
    x = 17,075.61

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.