Home / 36,556.25-54,851.80-19,915.91

Finding the Fourth Proportional to 36,556.25, 54,851.80 and 19,915.91

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Solution

The fourth proportional to 36,556.25, 54,851.80 and 19,915.91 is: 29,883.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,556.25 : 54,851.80 = 19,915.91 : x
  2. Step 2: Convert to fraction form
    36,556.25/54,851.80 = 19,915.91/x
  3. Step 3: Cross multiply
    36,556.25x = 54,851.80 × 19,915.91
  4. Step 4: Simplify right side
    36,556.25x = 1,092,423,699.06
  5. Step 5: Solve for x
    x = 1,092,423,699.06/36,556.25
  6. Step 6: Final answer
    x = 29,883.37

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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.