Home / 18,207.18-27,360.18-9,893.34

Finding the Fourth Proportional to 18,207.18, 27,360.18 and 9,893.34

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Solution

The fourth proportional to 18,207.18, 27,360.18 and 9,893.34 is: 14,866.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,207.18 : 27,360.18 = 9,893.34 : x
  2. Step 2: Convert to fraction form
    18,207.18/27,360.18 = 9,893.34/x
  3. Step 3: Cross multiply
    18,207.18x = 27,360.18 × 9,893.34
  4. Step 4: Simplify right side
    18,207.18x = 270,683,563.20
  5. Step 5: Solve for x
    x = 270,683,563.20/18,207.18
  6. Step 6: Final answer
    x = 14,866.86

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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.