Home / 27,010.45-40,512.30-7,290.46

Finding the Fourth Proportional to 27,010.45, 40,512.30 and 7,290.46

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Solution

The fourth proportional to 27,010.45, 40,512.30 and 7,290.46 is: 10,934.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,010.45 : 40,512.30 = 7,290.46 : x
  2. Step 2: Convert to fraction form
    27,010.45/40,512.30 = 7,290.46/x
  3. Step 3: Cross multiply
    27,010.45x = 40,512.30 × 7,290.46
  4. Step 4: Simplify right side
    27,010.45x = 295,353,302.66
  5. Step 5: Solve for x
    x = 295,353,302.66/27,010.45
  6. Step 6: Final answer
    x = 10,934.78

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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.