Home / 27,631.26-41,412.01-11,817.58

Finding the Fourth Proportional to 27,631.26, 41,412.01 and 11,817.58

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Solution

The fourth proportional to 27,631.26, 41,412.01 and 11,817.58 is: 17,711.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,631.26 : 41,412.01 = 11,817.58 : x
  2. Step 2: Convert to fraction form
    27,631.26/41,412.01 = 11,817.58/x
  3. Step 3: Cross multiply
    27,631.26x = 41,412.01 × 11,817.58
  4. Step 4: Simplify right side
    27,631.26x = 489,389,741.14
  5. Step 5: Solve for x
    x = 489,389,741.14/27,631.26
  6. Step 6: Final answer
    x = 17,711.45

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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.