Home / 11,006.84-16,477.66-9,880.76

Finding the Fourth Proportional to 11,006.84, 16,477.66 and 9,880.76

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Solution

The fourth proportional to 11,006.84, 16,477.66 and 9,880.76 is: 14,791.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,006.84 : 16,477.66 = 9,880.76 : x
  2. Step 2: Convert to fraction form
    11,006.84/16,477.66 = 9,880.76/x
  3. Step 3: Cross multiply
    11,006.84x = 16,477.66 × 9,880.76
  4. Step 4: Simplify right side
    11,006.84x = 162,811,803.82
  5. Step 5: Solve for x
    x = 162,811,803.82/11,006.84
  6. Step 6: Final answer
    x = 14,791.88

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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.