Home / 18,072.56-27,109.08-8,710.60

Finding the Fourth Proportional to 18,072.56, 27,109.08 and 8,710.60

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Solution

The fourth proportional to 18,072.56, 27,109.08 and 8,710.60 is: 13,066.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,072.56 : 27,109.08 = 8,710.60 : x
  2. Step 2: Convert to fraction form
    18,072.56/27,109.08 = 8,710.60/x
  3. Step 3: Cross multiply
    18,072.56x = 27,109.08 × 8,710.60
  4. Step 4: Simplify right side
    18,072.56x = 236,136,352.25
  5. Step 5: Solve for x
    x = 236,136,352.25/18,072.56
  6. Step 6: Final answer
    x = 13,066.02

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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.