Home / 20,069.52-27,696.14-12,110.22

Finding the Fourth Proportional to 20,069.52, 27,696.14 and 12,110.22

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Solution

The fourth proportional to 20,069.52, 27,696.14 and 12,110.22 is: 16,712.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,069.52 : 27,696.14 = 12,110.22 : x
  2. Step 2: Convert to fraction form
    20,069.52/27,696.14 = 12,110.22/x
  3. Step 3: Cross multiply
    20,069.52x = 27,696.14 × 12,110.22
  4. Step 4: Simplify right side
    20,069.52x = 335,406,348.55
  5. Step 5: Solve for x
    x = 335,406,348.55/20,069.52
  6. Step 6: Final answer
    x = 16,712.23

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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.