Home / 48,556.72-72,852.54-18,995.80

Finding the Fourth Proportional to 48,556.72, 72,852.54 and 18,995.80

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Solution

The fourth proportional to 48,556.72, 72,852.54 and 18,995.80 is: 28,500.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,556.72 : 72,852.54 = 18,995.80 : x
  2. Step 2: Convert to fraction form
    48,556.72/72,852.54 = 18,995.80/x
  3. Step 3: Cross multiply
    48,556.72x = 72,852.54 × 18,995.80
  4. Step 4: Simplify right side
    48,556.72x = 1,383,892,279.33
  5. Step 5: Solve for x
    x = 1,383,892,279.33/48,556.72
  6. Step 6: Final answer
    x = 28,500.53

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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.