Home / 34,593.09-47,742.06-21,173.28

Finding the Fourth Proportional to 34,593.09, 47,742.06 and 21,173.28

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Solution

The fourth proportional to 34,593.09, 47,742.06 and 21,173.28 is: 29,221.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,593.09 : 47,742.06 = 21,173.28 : x
  2. Step 2: Convert to fraction form
    34,593.09/47,742.06 = 21,173.28/x
  3. Step 3: Cross multiply
    34,593.09x = 47,742.06 × 21,173.28
  4. Step 4: Simplify right side
    34,593.09x = 1,010,856,004.16
  5. Step 5: Solve for x
    x = 1,010,856,004.16/34,593.09
  6. Step 6: Final answer
    x = 29,221.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.