Home / 12,217.32-16,829.75-10,418.94

Finding the Fourth Proportional to 12,217.32, 16,829.75 and 10,418.94

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Solution

The fourth proportional to 12,217.32, 16,829.75 and 10,418.94 is: 14,352.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,217.32 : 16,829.75 = 10,418.94 : x
  2. Step 2: Convert to fraction form
    12,217.32/16,829.75 = 10,418.94/x
  3. Step 3: Cross multiply
    12,217.32x = 16,829.75 × 10,418.94
  4. Step 4: Simplify right side
    12,217.32x = 175,348,103.37
  5. Step 5: Solve for x
    x = 175,348,103.37/12,217.32
  6. Step 6: Final answer
    x = 14,352.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.