Home / 12,742.26-19,101.86-4,532.34

Finding the Fourth Proportional to 12,742.26, 19,101.86 and 4,532.34

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Solution

The fourth proportional to 12,742.26, 19,101.86 and 4,532.34 is: 6,794.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,742.26 : 19,101.86 = 4,532.34 : x
  2. Step 2: Convert to fraction form
    12,742.26/19,101.86 = 4,532.34/x
  3. Step 3: Cross multiply
    12,742.26x = 19,101.86 × 4,532.34
  4. Step 4: Simplify right side
    12,742.26x = 86,576,124.15
  5. Step 5: Solve for x
    x = 86,576,124.15/12,742.26
  6. Step 6: Final answer
    x = 6,794.41

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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.