Home / 21,383.51-32,072.19-7,343.27

Finding the Fourth Proportional to 21,383.51, 32,072.19 and 7,343.27

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Solution

The fourth proportional to 21,383.51, 32,072.19 and 7,343.27 is: 11,013.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,383.51 : 32,072.19 = 7,343.27 : x
  2. Step 2: Convert to fraction form
    21,383.51/32,072.19 = 7,343.27/x
  3. Step 3: Cross multiply
    21,383.51x = 32,072.19 × 7,343.27
  4. Step 4: Simplify right side
    21,383.51x = 235,514,590.30
  5. Step 5: Solve for x
    x = 235,514,590.30/21,383.51
  6. Step 6: Final answer
    x = 11,013.84

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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.