Home / 12,472.17-17,284.41-12,235.62

Finding the Fourth Proportional to 12,472.17, 17,284.41 and 12,235.62

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Solution

The fourth proportional to 12,472.17, 17,284.41 and 12,235.62 is: 16,956.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,472.17 : 17,284.41 = 12,235.62 : x
  2. Step 2: Convert to fraction form
    12,472.17/17,284.41 = 12,235.62/x
  3. Step 3: Cross multiply
    12,472.17x = 17,284.41 × 12,235.62
  4. Step 4: Simplify right side
    12,472.17x = 211,485,472.68
  5. Step 5: Solve for x
    x = 211,485,472.68/12,472.17
  6. Step 6: Final answer
    x = 16,956.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.