Home / 20,079.14-30,055.56-13,802.44

Finding the Fourth Proportional to 20,079.14, 30,055.56 and 13,802.44

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Solution

The fourth proportional to 20,079.14, 30,055.56 and 13,802.44 is: 20,660.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,079.14 : 30,055.56 = 13,802.44 : x
  2. Step 2: Convert to fraction form
    20,079.14/30,055.56 = 13,802.44/x
  3. Step 3: Cross multiply
    20,079.14x = 30,055.56 × 13,802.44
  4. Step 4: Simplify right side
    20,079.14x = 414,840,063.57
  5. Step 5: Solve for x
    x = 414,840,063.57/20,079.14
  6. Step 6: Final answer
    x = 20,660.25

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1.5x scale

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.