Home / 19,101.04-28,650.96-5,249.92

Finding the Fourth Proportional to 19,101.04, 28,650.96 and 5,249.92

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Solution

The fourth proportional to 19,101.04, 28,650.96 and 5,249.92 is: 7,874.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,101.04 : 28,650.96 = 5,249.92 : x
  2. Step 2: Convert to fraction form
    19,101.04/28,650.96 = 5,249.92/x
  3. Step 3: Cross multiply
    19,101.04x = 28,650.96 × 5,249.92
  4. Step 4: Simplify right side
    19,101.04x = 150,415,247.92
  5. Step 5: Solve for x
    x = 150,415,247.92/19,101.04
  6. Step 6: Final answer
    x = 7,874.72

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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.