Home / 19,734.03-27,220.05-11,770.92

Finding the Fourth Proportional to 19,734.03, 27,220.05 and 11,770.92

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Solution

The fourth proportional to 19,734.03, 27,220.05 and 11,770.92 is: 16,236.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,734.03 : 27,220.05 = 11,770.92 : x
  2. Step 2: Convert to fraction form
    19,734.03/27,220.05 = 11,770.92/x
  3. Step 3: Cross multiply
    19,734.03x = 27,220.05 × 11,770.92
  4. Step 4: Simplify right side
    19,734.03x = 320,405,030.95
  5. Step 5: Solve for x
    x = 320,405,030.95/19,734.03
  6. Step 6: Final answer
    x = 16,236.17

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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.