Home / 11,136.90-16,705.35-10,964.10

Finding the Fourth Proportional to 11,136.90, 16,705.35 and 10,964.10

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Solution

The fourth proportional to 11,136.90, 16,705.35 and 10,964.10 is: 16,446.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,136.90 : 16,705.35 = 10,964.10 : x
  2. Step 2: Convert to fraction form
    11,136.90/16,705.35 = 10,964.10/x
  3. Step 3: Cross multiply
    11,136.90x = 16,705.35 × 10,964.10
  4. Step 4: Simplify right side
    11,136.90x = 183,159,127.94
  5. Step 5: Solve for x
    x = 183,159,127.94/11,136.90
  6. Step 6: Final answer
    x = 16,446.15

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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.