Home / 27,955.76-41,942.75-13,166.17

Finding the Fourth Proportional to 27,955.76, 41,942.75 and 13,166.17

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Solution

The fourth proportional to 27,955.76, 41,942.75 and 13,166.17 is: 19,753.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,955.76 : 41,942.75 = 13,166.17 : x
  2. Step 2: Convert to fraction form
    27,955.76/41,942.75 = 13,166.17/x
  3. Step 3: Cross multiply
    27,955.76x = 41,942.75 × 13,166.17
  4. Step 4: Simplify right side
    27,955.76x = 552,225,101.22
  5. Step 5: Solve for x
    x = 552,225,101.22/27,955.76
  6. Step 6: Final answer
    x = 19,753.54

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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.