Home / 36,669.60-55,004.40-8,967.60

Finding the Fourth Proportional to 36,669.60, 55,004.40 and 8,967.60

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Solution

The fourth proportional to 36,669.60, 55,004.40 and 8,967.60 is: 13,451.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,669.60 : 55,004.40 = 8,967.60 : x
  2. Step 2: Convert to fraction form
    36,669.60/55,004.40 = 8,967.60/x
  3. Step 3: Cross multiply
    36,669.60x = 55,004.40 × 8,967.60
  4. Step 4: Simplify right side
    36,669.60x = 493,257,457.44
  5. Step 5: Solve for x
    x = 493,257,457.44/36,669.60
  6. Step 6: Final answer
    x = 13,451.40

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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.