Home / 21,895.14-32,858.55-8,751.27

Finding the Fourth Proportional to 21,895.14, 32,858.55 and 8,751.27

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Solution

The fourth proportional to 21,895.14, 32,858.55 and 8,751.27 is: 13,133.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,895.14 : 32,858.55 = 8,751.27 : x
  2. Step 2: Convert to fraction form
    21,895.14/32,858.55 = 8,751.27/x
  3. Step 3: Cross multiply
    21,895.14x = 32,858.55 × 8,751.27
  4. Step 4: Simplify right side
    21,895.14x = 287,554,042.86
  5. Step 5: Solve for x
    x = 287,554,042.86/21,895.14
  6. Step 6: Final answer
    x = 13,133.24

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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.