Home / 11,071.84-16,577.52-10,778.08

Finding the Fourth Proportional to 11,071.84, 16,577.52 and 10,778.08

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Solution

The fourth proportional to 11,071.84, 16,577.52 and 10,778.08 is: 16,137.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,071.84 : 16,577.52 = 10,778.08 : x
  2. Step 2: Convert to fraction form
    11,071.84/16,577.52 = 10,778.08/x
  3. Step 3: Cross multiply
    11,071.84x = 16,577.52 × 10,778.08
  4. Step 4: Simplify right side
    11,071.84x = 178,673,836.76
  5. Step 5: Solve for x
    x = 178,673,836.76/11,071.84
  6. Step 6: Final answer
    x = 16,137.68

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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.