Home / 21,703.63-32,556.56-6,122.47

Finding the Fourth Proportional to 21,703.63, 32,556.56 and 6,122.47

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Solution

The fourth proportional to 21,703.63, 32,556.56 and 6,122.47 is: 9,184.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,703.63 : 32,556.56 = 6,122.47 : x
  2. Step 2: Convert to fraction form
    21,703.63/32,556.56 = 6,122.47/x
  3. Step 3: Cross multiply
    21,703.63x = 32,556.56 × 6,122.47
  4. Step 4: Simplify right side
    21,703.63x = 199,326,561.90
  5. Step 5: Solve for x
    x = 199,326,561.90/21,703.63
  6. Step 6: Final answer
    x = 9,184.02

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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.