Home / 30,798.80-46,170.46-11,072.72

Finding the Fourth Proportional to 30,798.80, 46,170.46 and 11,072.72

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Solution

The fourth proportional to 30,798.80, 46,170.46 and 11,072.72 is: 16,599.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,798.80 : 46,170.46 = 11,072.72 : x
  2. Step 2: Convert to fraction form
    30,798.80/46,170.46 = 11,072.72/x
  3. Step 3: Cross multiply
    30,798.80x = 46,170.46 × 11,072.72
  4. Step 4: Simplify right side
    30,798.80x = 511,232,575.85
  5. Step 5: Solve for x
    x = 511,232,575.85/30,798.80
  6. Step 6: Final answer
    x = 16,599.11

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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.