Home / 12,466.92-18,678.47-11,110.98

Finding the Fourth Proportional to 12,466.92, 18,678.47 and 11,110.98

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Solution

The fourth proportional to 12,466.92, 18,678.47 and 11,110.98 is: 16,646.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,466.92 : 18,678.47 = 11,110.98 : x
  2. Step 2: Convert to fraction form
    12,466.92/18,678.47 = 11,110.98/x
  3. Step 3: Cross multiply
    12,466.92x = 18,678.47 × 11,110.98
  4. Step 4: Simplify right side
    12,466.92x = 207,536,051.05
  5. Step 5: Solve for x
    x = 207,536,051.05/12,466.92
  6. Step 6: Final answer
    x = 16,646.94

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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.