Home / 21,527.06-32,230.44-11,630.88

Finding the Fourth Proportional to 21,527.06, 32,230.44 and 11,630.88

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Solution

The fourth proportional to 21,527.06, 32,230.44 and 11,630.88 is: 17,413.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,527.06 : 32,230.44 = 11,630.88 : x
  2. Step 2: Convert to fraction form
    21,527.06/32,230.44 = 11,630.88/x
  3. Step 3: Cross multiply
    21,527.06x = 32,230.44 × 11,630.88
  4. Step 4: Simplify right side
    21,527.06x = 374,868,379.99
  5. Step 5: Solve for x
    x = 374,868,379.99/21,527.06
  6. Step 6: Final answer
    x = 17,413.82

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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.