Home / 27,918.52-41,868.76-9,194.10

Finding the Fourth Proportional to 27,918.52, 41,868.76 and 9,194.10

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Solution

The fourth proportional to 27,918.52, 41,868.76 and 9,194.10 is: 13,788.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,918.52 : 41,868.76 = 9,194.10 : x
  2. Step 2: Convert to fraction form
    27,918.52/41,868.76 = 9,194.10/x
  3. Step 3: Cross multiply
    27,918.52x = 41,868.76 × 9,194.10
  4. Step 4: Simplify right side
    27,918.52x = 384,945,566.32
  5. Step 5: Solve for x
    x = 384,945,566.32/27,918.52
  6. Step 6: Final answer
    x = 13,788.18

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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.