Home / 12,210.50-18,204.72-11,466.92

Finding the Fourth Proportional to 12,210.50, 18,204.72 and 11,466.92

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Solution

The fourth proportional to 12,210.50, 18,204.72 and 11,466.92 is: 17,096.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,210.50 : 18,204.72 = 11,466.92 : x
  2. Step 2: Convert to fraction form
    12,210.50/18,204.72 = 11,466.92/x
  3. Step 3: Cross multiply
    12,210.50x = 18,204.72 × 11,466.92
  4. Step 4: Simplify right side
    12,210.50x = 208,752,067.86
  5. Step 5: Solve for x
    x = 208,752,067.86/12,210.50
  6. Step 6: Final answer
    x = 17,096.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.