Home / 12,556.80-18,835.30-5,060.46

Finding the Fourth Proportional to 12,556.80, 18,835.30 and 5,060.46

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Solution

The fourth proportional to 12,556.80, 18,835.30 and 5,060.46 is: 7,590.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,556.80 : 18,835.30 = 5,060.46 : x
  2. Step 2: Convert to fraction form
    12,556.80/18,835.30 = 5,060.46/x
  3. Step 3: Cross multiply
    12,556.80x = 18,835.30 × 5,060.46
  4. Step 4: Simplify right side
    12,556.80x = 95,315,282.24
  5. Step 5: Solve for x
    x = 95,315,282.24/12,556.80
  6. Step 6: Final answer
    x = 7,590.73

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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.