Home / 13,104.53-18,080.30-11,841.53

Finding the Fourth Proportional to 13,104.53, 18,080.30 and 11,841.53

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Solution

The fourth proportional to 13,104.53, 18,080.30 and 11,841.53 is: 16,337.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,104.53 : 18,080.30 = 11,841.53 : x
  2. Step 2: Convert to fraction form
    13,104.53/18,080.30 = 11,841.53/x
  3. Step 3: Cross multiply
    13,104.53x = 18,080.30 × 11,841.53
  4. Step 4: Simplify right side
    13,104.53x = 214,098,265.25
  5. Step 5: Solve for x
    x = 214,098,265.25/13,104.53
  6. Step 6: Final answer
    x = 16,337.74

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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.