Home / 12,835.04-19,249.21-5,435.69

Finding the Fourth Proportional to 12,835.04, 19,249.21 and 5,435.69

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Solution

The fourth proportional to 12,835.04, 19,249.21 and 5,435.69 is: 8,152.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,835.04 : 19,249.21 = 5,435.69 : x
  2. Step 2: Convert to fraction form
    12,835.04/19,249.21 = 5,435.69/x
  3. Step 3: Cross multiply
    12,835.04x = 19,249.21 × 5,435.69
  4. Step 4: Simplify right side
    12,835.04x = 104,632,738.30
  5. Step 5: Solve for x
    x = 104,632,738.30/12,835.04
  6. Step 6: Final answer
    x = 8,152.12

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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.