Home / 15,449.28-23,173.76-3,762.56

Finding the Fourth Proportional to 15,449.28, 23,173.76 and 3,762.56

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Solution

The fourth proportional to 15,449.28, 23,173.76 and 3,762.56 is: 5,643.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,449.28 : 23,173.76 = 3,762.56 : x
  2. Step 2: Convert to fraction form
    15,449.28/23,173.76 = 3,762.56/x
  3. Step 3: Cross multiply
    15,449.28x = 23,173.76 × 3,762.56
  4. Step 4: Simplify right side
    15,449.28x = 87,192,662.43
  5. Step 5: Solve for x
    x = 87,192,662.43/15,449.28
  6. Step 6: Final answer
    x = 5,643.80

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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.