Home / 11,927.58-16,450.75-8,341.35

Finding the Fourth Proportional to 11,927.58, 16,450.75 and 8,341.35

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Solution

The fourth proportional to 11,927.58, 16,450.75 and 8,341.35 is: 11,504.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,927.58 : 16,450.75 = 8,341.35 : x
  2. Step 2: Convert to fraction form
    11,927.58/16,450.75 = 8,341.35/x
  3. Step 3: Cross multiply
    11,927.58x = 16,450.75 × 8,341.35
  4. Step 4: Simplify right side
    11,927.58x = 137,221,463.51
  5. Step 5: Solve for x
    x = 137,221,463.51/11,927.58
  6. Step 6: Final answer
    x = 11,504.55

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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.