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Finding the Fourth Proportional to 18,596.88, 27,897.09 and 6,117.01

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Solution

The fourth proportional to 18,596.88, 27,897.09 and 6,117.01 is: 9,176.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,596.88 : 27,897.09 = 6,117.01 : x
  2. Step 2: Convert to fraction form
    18,596.88/27,897.09 = 6,117.01/x
  3. Step 3: Cross multiply
    18,596.88x = 27,897.09 × 6,117.01
  4. Step 4: Simplify right side
    18,596.88x = 170,646,608.43
  5. Step 5: Solve for x
    x = 170,646,608.43/18,596.88
  6. Step 6: Final answer
    x = 9,176.09

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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.