Home / 18,089.33-27,151.50-8,735.91

Finding the Fourth Proportional to 18,089.33, 27,151.50 and 8,735.91

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Solution

The fourth proportional to 18,089.33, 27,151.50 and 8,735.91 is: 13,112.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,089.33 : 27,151.50 = 8,735.91 : x
  2. Step 2: Convert to fraction form
    18,089.33/27,151.50 = 8,735.91/x
  3. Step 3: Cross multiply
    18,089.33x = 27,151.50 × 8,735.91
  4. Step 4: Simplify right side
    18,089.33x = 237,193,060.37
  5. Step 5: Solve for x
    x = 237,193,060.37/18,089.33
  6. Step 6: Final answer
    x = 13,112.32

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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.