Home / 15,491.22-23,238.36-4,958.60

Finding the Fourth Proportional to 15,491.22, 23,238.36 and 4,958.60

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Solution

The fourth proportional to 15,491.22, 23,238.36 and 4,958.60 is: 7,438.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,491.22 : 23,238.36 = 4,958.60 : x
  2. Step 2: Convert to fraction form
    15,491.22/23,238.36 = 4,958.60/x
  3. Step 3: Cross multiply
    15,491.22x = 23,238.36 × 4,958.60
  4. Step 4: Simplify right side
    15,491.22x = 115,229,615.70
  5. Step 5: Solve for x
    x = 115,229,615.70/15,491.22
  6. Step 6: Final answer
    x = 7,438.38

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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.