Home / 17,405.84-24,012.68-11,116.88

Finding the Fourth Proportional to 17,405.84, 24,012.68 and 11,116.88

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Solution

The fourth proportional to 17,405.84, 24,012.68 and 11,116.88 is: 15,336.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,405.84 : 24,012.68 = 11,116.88 : x
  2. Step 2: Convert to fraction form
    17,405.84/24,012.68 = 11,116.88/x
  3. Step 3: Cross multiply
    17,405.84x = 24,012.68 × 11,116.88
  4. Step 4: Simplify right side
    17,405.84x = 266,946,082.04
  5. Step 5: Solve for x
    x = 266,946,082.04/17,405.84
  6. Step 6: Final answer
    x = 15,336.58

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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.