Home / 11,093.09-16,554.74-9,909.81

Finding the Fourth Proportional to 11,093.09, 16,554.74 and 9,909.81

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Solution

The fourth proportional to 11,093.09, 16,554.74 and 9,909.81 is: 14,788.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,093.09 : 16,554.74 = 9,909.81 : x
  2. Step 2: Convert to fraction form
    11,093.09/16,554.74 = 9,909.81/x
  3. Step 3: Cross multiply
    11,093.09x = 16,554.74 × 9,909.81
  4. Step 4: Simplify right side
    11,093.09x = 164,054,261.84
  5. Step 5: Solve for x
    x = 164,054,261.84/11,093.09
  6. Step 6: Final answer
    x = 14,788.87

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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.