Home / 30,092.58-45,149.67-13,451.22

Finding the Fourth Proportional to 30,092.58, 45,149.67 and 13,451.22

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Solution

The fourth proportional to 30,092.58, 45,149.67 and 13,451.22 is: 20,181.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,092.58 : 45,149.67 = 13,451.22 : x
  2. Step 2: Convert to fraction form
    30,092.58/45,149.67 = 13,451.22/x
  3. Step 3: Cross multiply
    30,092.58x = 45,149.67 × 13,451.22
  4. Step 4: Simplify right side
    30,092.58x = 607,318,144.10
  5. Step 5: Solve for x
    x = 607,318,144.10/30,092.58
  6. Step 6: Final answer
    x = 20,181.66

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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.