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Finding the Fourth Proportional to 36,656.34, 54,984.42 and 8,954.34

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Solution

The fourth proportional to 36,656.34, 54,984.42 and 8,954.34 is: 13,431.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,656.34 : 54,984.42 = 8,954.34 : x
  2. Step 2: Convert to fraction form
    36,656.34/54,984.42 = 8,954.34/x
  3. Step 3: Cross multiply
    36,656.34x = 54,984.42 × 8,954.34
  4. Step 4: Simplify right side
    36,656.34x = 492,349,191.38
  5. Step 5: Solve for x
    x = 492,349,191.38/36,656.34
  6. Step 6: Final answer
    x = 13,431.49

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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.