Home / 27,036.73-40,556.72-12,999.61

Finding the Fourth Proportional to 27,036.73, 40,556.72 and 12,999.61

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Solution

The fourth proportional to 27,036.73, 40,556.72 and 12,999.61 is: 19,500.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,036.73 : 40,556.72 = 12,999.61 : x
  2. Step 2: Convert to fraction form
    27,036.73/40,556.72 = 12,999.61/x
  3. Step 3: Cross multiply
    27,036.73x = 40,556.72 × 12,999.61
  4. Step 4: Simplify right side
    27,036.73x = 527,221,542.88
  5. Step 5: Solve for x
    x = 527,221,542.88/27,036.73
  6. Step 6: Final answer
    x = 19,500.20

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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.