Home / 27,770.45-41,656.48-10,902.76

Finding the Fourth Proportional to 27,770.45, 41,656.48 and 10,902.76

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Solution

The fourth proportional to 27,770.45, 41,656.48 and 10,902.76 is: 16,354.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,770.45 : 41,656.48 = 10,902.76 : x
  2. Step 2: Convert to fraction form
    27,770.45/41,656.48 = 10,902.76/x
  3. Step 3: Cross multiply
    27,770.45x = 41,656.48 × 10,902.76
  4. Step 4: Simplify right side
    27,770.45x = 454,170,603.88
  5. Step 5: Solve for x
    x = 454,170,603.88/27,770.45
  6. Step 6: Final answer
    x = 16,354.46

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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.