Home / 12,017.70-18,027.45-3,252.47

Finding the Fourth Proportional to 12,017.70, 18,027.45 and 3,252.47

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Solution

The fourth proportional to 12,017.70, 18,027.45 and 3,252.47 is: 4,878.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,017.70 : 18,027.45 = 3,252.47 : x
  2. Step 2: Convert to fraction form
    12,017.70/18,027.45 = 3,252.47/x
  3. Step 3: Cross multiply
    12,017.70x = 18,027.45 × 3,252.47
  4. Step 4: Simplify right side
    12,017.70x = 58,633,650.16
  5. Step 5: Solve for x
    x = 58,633,650.16/12,017.70
  6. Step 6: Final answer
    x = 4,878.94

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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.