Home / 27,778.74-41,672.45-9,054.42

Finding the Fourth Proportional to 27,778.74, 41,672.45 and 9,054.42

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Solution

The fourth proportional to 27,778.74, 41,672.45 and 9,054.42 is: 13,583.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,778.74 : 41,672.45 = 9,054.42 : x
  2. Step 2: Convert to fraction form
    27,778.74/41,672.45 = 9,054.42/x
  3. Step 3: Cross multiply
    27,778.74x = 41,672.45 × 9,054.42
  4. Step 4: Simplify right side
    27,778.74x = 377,319,864.73
  5. Step 5: Solve for x
    x = 377,319,864.73/27,778.74
  6. Step 6: Final answer
    x = 13,583.04

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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.