Home / 18,070.41-27,106.31-5,589.31

Finding the Fourth Proportional to 18,070.41, 27,106.31 and 5,589.31

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Solution

The fourth proportional to 18,070.41, 27,106.31 and 5,589.31 is: 8,384.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,070.41 : 27,106.31 = 5,589.31 : x
  2. Step 2: Convert to fraction form
    18,070.41/27,106.31 = 5,589.31/x
  3. Step 3: Cross multiply
    18,070.41x = 27,106.31 × 5,589.31
  4. Step 4: Simplify right side
    18,070.41x = 151,505,569.55
  5. Step 5: Solve for x
    x = 151,505,569.55/18,070.41
  6. Step 6: Final answer
    x = 8,384.18

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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.