Home / 21,556.09-32,339.00-6,564.55

Finding the Fourth Proportional to 21,556.09, 32,339.00 and 6,564.55

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Solution

The fourth proportional to 21,556.09, 32,339.00 and 6,564.55 is: 9,848.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,556.09 : 32,339.00 = 6,564.55 : x
  2. Step 2: Convert to fraction form
    21,556.09/32,339.00 = 6,564.55/x
  3. Step 3: Cross multiply
    21,556.09x = 32,339.00 × 6,564.55
  4. Step 4: Simplify right side
    21,556.09x = 212,291,039.29
  5. Step 5: Solve for x
    x = 212,291,039.29/21,556.09
  6. Step 6: Final answer
    x = 9,848.31

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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.