Home / 13,652.22-20,495.61-8,374.26

Finding the Fourth Proportional to 13,652.22, 20,495.61 and 8,374.26

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Solution

The fourth proportional to 13,652.22, 20,495.61 and 8,374.26 is: 12,571.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,652.22 : 20,495.61 = 8,374.26 : x
  2. Step 2: Convert to fraction form
    13,652.22/20,495.61 = 8,374.26/x
  3. Step 3: Cross multiply
    13,652.22x = 20,495.61 × 8,374.26
  4. Step 4: Simplify right side
    13,652.22x = 171,635,567.00
  5. Step 5: Solve for x
    x = 171,635,567.00/13,652.22
  6. Step 6: Final answer
    x = 12,571.99

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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.