Home / 21,656.52-32,481.90-6,075.36

Finding the Fourth Proportional to 21,656.52, 32,481.90 and 6,075.36

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Solution

The fourth proportional to 21,656.52, 32,481.90 and 6,075.36 is: 9,112.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,656.52 : 32,481.90 = 6,075.36 : x
  2. Step 2: Convert to fraction form
    21,656.52/32,481.90 = 6,075.36/x
  3. Step 3: Cross multiply
    21,656.52x = 32,481.90 × 6,075.36
  4. Step 4: Simplify right side
    21,656.52x = 197,339,235.98
  5. Step 5: Solve for x
    x = 197,339,235.98/21,656.52
  6. Step 6: Final answer
    x = 9,112.23

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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.