Home / 21,556.27-32,339.27-6,765.13

Finding the Fourth Proportional to 21,556.27, 32,339.27 and 6,765.13

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Solution

The fourth proportional to 21,556.27, 32,339.27 and 6,765.13 is: 10,149.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,556.27 : 32,339.27 = 6,765.13 : x
  2. Step 2: Convert to fraction form
    21,556.27/32,339.27 = 6,765.13/x
  3. Step 3: Cross multiply
    21,556.27x = 32,339.27 × 6,765.13
  4. Step 4: Simplify right side
    21,556.27x = 218,779,365.66
  5. Step 5: Solve for x
    x = 218,779,365.66/21,556.27
  6. Step 6: Final answer
    x = 10,149.22

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1.5x scale

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.