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Finding the Fourth Proportional to 18,010.58, 27,010.09 and 6,000.15

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Solution

The fourth proportional to 18,010.58, 27,010.09 and 6,000.15 is: 8,998.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,010.58 : 27,010.09 = 6,000.15 : x
  2. Step 2: Convert to fraction form
    18,010.58/27,010.09 = 6,000.15/x
  3. Step 3: Cross multiply
    18,010.58x = 27,010.09 × 6,000.15
  4. Step 4: Simplify right side
    18,010.58x = 162,064,576.51
  5. Step 5: Solve for x
    x = 162,064,576.51/18,010.58
  6. Step 6: Final answer
    x = 8,998.30

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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.