Home / 27,290.34-40,922.54-9,518.84

Finding the Fourth Proportional to 27,290.34, 40,922.54 and 9,518.84

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Solution

The fourth proportional to 27,290.34, 40,922.54 and 9,518.84 is: 14,273.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,290.34 : 40,922.54 = 9,518.84 : x
  2. Step 2: Convert to fraction form
    27,290.34/40,922.54 = 9,518.84/x
  3. Step 3: Cross multiply
    27,290.34x = 40,922.54 × 9,518.84
  4. Step 4: Simplify right side
    27,290.34x = 389,535,020.25
  5. Step 5: Solve for x
    x = 389,535,020.25/27,290.34
  6. Step 6: Final answer
    x = 14,273.73

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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.