Home / 18,594.06-27,891.12-13,072.08

Finding the Fourth Proportional to 18,594.06, 27,891.12 and 13,072.08

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Solution

The fourth proportional to 18,594.06, 27,891.12 and 13,072.08 is: 19,608.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,594.06 : 27,891.12 = 13,072.08 : x
  2. Step 2: Convert to fraction form
    18,594.06/27,891.12 = 13,072.08/x
  3. Step 3: Cross multiply
    18,594.06x = 27,891.12 × 13,072.08
  4. Step 4: Simplify right side
    18,594.06x = 364,594,951.93
  5. Step 5: Solve for x
    x = 364,594,951.93/18,594.06
  6. Step 6: Final answer
    x = 19,608.14

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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.