Home / 18,006.39-24,830.38-11,954.49

Finding the Fourth Proportional to 18,006.39, 24,830.38 and 11,954.49

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Solution

The fourth proportional to 18,006.39, 24,830.38 and 11,954.49 is: 16,484.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,006.39 : 24,830.38 = 11,954.49 : x
  2. Step 2: Convert to fraction form
    18,006.39/24,830.38 = 11,954.49/x
  3. Step 3: Cross multiply
    18,006.39x = 24,830.38 × 11,954.49
  4. Step 4: Simplify right side
    18,006.39x = 296,834,529.41
  5. Step 5: Solve for x
    x = 296,834,529.41/18,006.39
  6. Step 6: Final answer
    x = 16,484.96

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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.