Home / 15,449.94-23,177.12-4,777.12

Finding the Fourth Proportional to 15,449.94, 23,177.12 and 4,777.12

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Solution

The fourth proportional to 15,449.94, 23,177.12 and 4,777.12 is: 7,166.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,449.94 : 23,177.12 = 4,777.12 : x
  2. Step 2: Convert to fraction form
    15,449.94/23,177.12 = 4,777.12/x
  3. Step 3: Cross multiply
    15,449.94x = 23,177.12 × 4,777.12
  4. Step 4: Simplify right side
    15,449.94x = 110,719,982.35
  5. Step 5: Solve for x
    x = 110,719,982.35/15,449.94
  6. Step 6: Final answer
    x = 7,166.37

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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.