Home / 15,450.41-23,112.16-12,336.51

Finding the Fourth Proportional to 15,450.41, 23,112.16 and 12,336.51

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Solution

The fourth proportional to 15,450.41, 23,112.16 and 12,336.51 is: 18,454.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,450.41 : 23,112.16 = 12,336.51 : x
  2. Step 2: Convert to fraction form
    15,450.41/23,112.16 = 12,336.51/x
  3. Step 3: Cross multiply
    15,450.41x = 23,112.16 × 12,336.51
  4. Step 4: Simplify right side
    15,450.41x = 285,123,392.96
  5. Step 5: Solve for x
    x = 285,123,392.96/15,450.41
  6. Step 6: Final answer
    x = 18,454.10

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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.