Home / 18,059.14-27,089.45-5,578.06

Finding the Fourth Proportional to 18,059.14, 27,089.45 and 5,578.06

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Solution

The fourth proportional to 18,059.14, 27,089.45 and 5,578.06 is: 8,367.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,059.14 : 27,089.45 = 5,578.06 : x
  2. Step 2: Convert to fraction form
    18,059.14/27,089.45 = 5,578.06/x
  3. Step 3: Cross multiply
    18,059.14x = 27,089.45 × 5,578.06
  4. Step 4: Simplify right side
    18,059.14x = 151,106,577.47
  5. Step 5: Solve for x
    x = 151,106,577.47/18,059.14
  6. Step 6: Final answer
    x = 8,367.32

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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.