Home / 27,927.25-38,539.61-15,994.54

Finding the Fourth Proportional to 27,927.25, 38,539.61 and 15,994.54

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Solution

The fourth proportional to 27,927.25, 38,539.61 and 15,994.54 is: 22,072.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,927.25 : 38,539.61 = 15,994.54 : x
  2. Step 2: Convert to fraction form
    27,927.25/38,539.61 = 15,994.54/x
  3. Step 3: Cross multiply
    27,927.25x = 38,539.61 × 15,994.54
  4. Step 4: Simplify right side
    27,927.25x = 616,423,333.73
  5. Step 5: Solve for x
    x = 616,423,333.73/27,927.25
  6. Step 6: Final answer
    x = 22,072.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.