Home / 15,556.12-23,334.54-5,168.68

Finding the Fourth Proportional to 15,556.12, 23,334.54 and 5,168.68

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Solution

The fourth proportional to 15,556.12, 23,334.54 and 5,168.68 is: 7,753.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,556.12 : 23,334.54 = 5,168.68 : x
  2. Step 2: Convert to fraction form
    15,556.12/23,334.54 = 5,168.68/x
  3. Step 3: Cross multiply
    15,556.12x = 23,334.54 × 5,168.68
  4. Step 4: Simplify right side
    15,556.12x = 120,608,770.21
  5. Step 5: Solve for x
    x = 120,608,770.21/15,556.12
  6. Step 6: Final answer
    x = 7,753.14

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1.5x scale

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.