Home / 13,116.84-18,087.39-9,754.26

Finding the Fourth Proportional to 13,116.84, 18,087.39 and 9,754.26

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Solution

The fourth proportional to 13,116.84, 18,087.39 and 9,754.26 is: 13,450.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,116.84 : 18,087.39 = 9,754.26 : x
  2. Step 2: Convert to fraction form
    13,116.84/18,087.39 = 9,754.26/x
  3. Step 3: Cross multiply
    13,116.84x = 18,087.39 × 9,754.26
  4. Step 4: Simplify right side
    13,116.84x = 176,429,104.78
  5. Step 5: Solve for x
    x = 176,429,104.78/13,116.84
  6. Step 6: Final answer
    x = 13,450.58

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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.