Home / 27,076.12-40,566.98-15,815.68

Finding the Fourth Proportional to 27,076.12, 40,566.98 and 15,815.68

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Solution

The fourth proportional to 27,076.12, 40,566.98 and 15,815.68 is: 23,695.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,076.12 : 40,566.98 = 15,815.68 : x
  2. Step 2: Convert to fraction form
    27,076.12/40,566.98 = 15,815.68/x
  3. Step 3: Cross multiply
    27,076.12x = 40,566.98 × 15,815.68
  4. Step 4: Simplify right side
    27,076.12x = 641,594,374.25
  5. Step 5: Solve for x
    x = 641,594,374.25/27,076.12
  6. Step 6: Final answer
    x = 23,695.95

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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.