Home / 30,775.15-46,249.28-18,297.41

Finding the Fourth Proportional to 30,775.15, 46,249.28 and 18,297.41

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Solution

The fourth proportional to 30,775.15, 46,249.28 and 18,297.41 is: 27,497.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,775.15 : 46,249.28 = 18,297.41 : x
  2. Step 2: Convert to fraction form
    30,775.15/46,249.28 = 18,297.41/x
  3. Step 3: Cross multiply
    30,775.15x = 46,249.28 × 18,297.41
  4. Step 4: Simplify right side
    30,775.15x = 846,241,946.88
  5. Step 5: Solve for x
    x = 846,241,946.88/30,775.15
  6. Step 6: Final answer
    x = 27,497.58

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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.