Home / 19,052.80-28,570.93-10,166.15

Finding the Fourth Proportional to 19,052.80, 28,570.93 and 10,166.15

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Solution

The fourth proportional to 19,052.80, 28,570.93 and 10,166.15 is: 15,244.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,052.80 : 28,570.93 = 10,166.15 : x
  2. Step 2: Convert to fraction form
    19,052.80/28,570.93 = 10,166.15/x
  3. Step 3: Cross multiply
    19,052.80x = 28,570.93 × 10,166.15
  4. Step 4: Simplify right side
    19,052.80x = 290,456,191.75
  5. Step 5: Solve for x
    x = 290,456,191.75/19,052.80
  6. Step 6: Final answer
    x = 15,244.81

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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.