Home / 18,156.06-27,235.44-5,008.31

Finding the Fourth Proportional to 18,156.06, 27,235.44 and 5,008.31

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Solution

The fourth proportional to 18,156.06, 27,235.44 and 5,008.31 is: 7,512.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,156.06 : 27,235.44 = 5,008.31 : x
  2. Step 2: Convert to fraction form
    18,156.06/27,235.44 = 5,008.31/x
  3. Step 3: Cross multiply
    18,156.06x = 27,235.44 × 5,008.31
  4. Step 4: Simplify right side
    18,156.06x = 136,403,365.29
  5. Step 5: Solve for x
    x = 136,403,365.29/18,156.06
  6. Step 6: Final answer
    x = 7,512.83

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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.