Home / 15,161.44-22,742.16-4,774.24

Finding the Fourth Proportional to 15,161.44, 22,742.16 and 4,774.24

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Solution

The fourth proportional to 15,161.44, 22,742.16 and 4,774.24 is: 7,161.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,161.44 : 22,742.16 = 4,774.24 : x
  2. Step 2: Convert to fraction form
    15,161.44/22,742.16 = 4,774.24/x
  3. Step 3: Cross multiply
    15,161.44x = 22,742.16 × 4,774.24
  4. Step 4: Simplify right side
    15,161.44x = 108,576,529.96
  5. Step 5: Solve for x
    x = 108,576,529.96/15,161.44
  6. Step 6: Final answer
    x = 7,161.36

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Similar ratio
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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.