Home / 17,821.50-24,571.29-11,436.83

Finding the Fourth Proportional to 17,821.50, 24,571.29 and 11,436.83

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Solution

The fourth proportional to 17,821.50, 24,571.29 and 11,436.83 is: 15,768.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,821.50 : 24,571.29 = 11,436.83 : x
  2. Step 2: Convert to fraction form
    17,821.50/24,571.29 = 11,436.83/x
  3. Step 3: Cross multiply
    17,821.50x = 24,571.29 × 11,436.83
  4. Step 4: Simplify right side
    17,821.50x = 281,017,543.75
  5. Step 5: Solve for x
    x = 281,017,543.75/17,821.50
  6. Step 6: Final answer
    x = 15,768.46

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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.