Home / 13,252.38-19,878.61-4,018.38

Finding the Fourth Proportional to 13,252.38, 19,878.61 and 4,018.38

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Solution

The fourth proportional to 13,252.38, 19,878.61 and 4,018.38 is: 6,027.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,252.38 : 19,878.61 = 4,018.38 : x
  2. Step 2: Convert to fraction form
    13,252.38/19,878.61 = 4,018.38/x
  3. Step 3: Cross multiply
    13,252.38x = 19,878.61 × 4,018.38
  4. Step 4: Simplify right side
    13,252.38x = 79,879,808.85
  5. Step 5: Solve for x
    x = 79,879,808.85/13,252.38
  6. Step 6: Final answer
    x = 6,027.58

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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.