Home / 28,041.42-42,062.14-19,249.68

Finding the Fourth Proportional to 28,041.42, 42,062.14 and 19,249.68

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Solution

The fourth proportional to 28,041.42, 42,062.14 and 19,249.68 is: 28,874.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,041.42 : 42,062.14 = 19,249.68 : x
  2. Step 2: Convert to fraction form
    28,041.42/42,062.14 = 19,249.68/x
  3. Step 3: Cross multiply
    28,041.42x = 42,062.14 × 19,249.68
  4. Step 4: Simplify right side
    28,041.42x = 809,682,735.12
  5. Step 5: Solve for x
    x = 809,682,735.12/28,041.42
  6. Step 6: Final answer
    x = 28,874.53

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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.