Home / 27,712.36-41,559.09-7,985.62

Finding the Fourth Proportional to 27,712.36, 41,559.09 and 7,985.62

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Solution

The fourth proportional to 27,712.36, 41,559.09 and 7,985.62 is: 11,975.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,712.36 : 41,559.09 = 7,985.62 : x
  2. Step 2: Convert to fraction form
    27,712.36/41,559.09 = 7,985.62/x
  3. Step 3: Cross multiply
    27,712.36x = 41,559.09 × 7,985.62
  4. Step 4: Simplify right side
    27,712.36x = 331,875,100.29
  5. Step 5: Solve for x
    x = 331,875,100.29/27,712.36
  6. Step 6: Final answer
    x = 11,975.71

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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.