Home / 27,212.34-40,800.54-13,144.52

Finding the Fourth Proportional to 27,212.34, 40,800.54 and 13,144.52

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Solution

The fourth proportional to 27,212.34, 40,800.54 and 13,144.52 is: 19,708.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,212.34 : 40,800.54 = 13,144.52 : x
  2. Step 2: Convert to fraction form
    27,212.34/40,800.54 = 13,144.52/x
  3. Step 3: Cross multiply
    27,212.34x = 40,800.54 × 13,144.52
  4. Step 4: Simplify right side
    27,212.34x = 536,303,514.04
  5. Step 5: Solve for x
    x = 536,303,514.04/27,212.34
  6. Step 6: Final answer
    x = 19,708.10

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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.