Home / 14,173.60-19,566.48-8,871.34

Finding the Fourth Proportional to 14,173.60, 19,566.48 and 8,871.34

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Solution

The fourth proportional to 14,173.60, 19,566.48 and 8,871.34 is: 12,246.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,173.60 : 19,566.48 = 8,871.34 : x
  2. Step 2: Convert to fraction form
    14,173.60/19,566.48 = 8,871.34/x
  3. Step 3: Cross multiply
    14,173.60x = 19,566.48 × 8,871.34
  4. Step 4: Simplify right side
    14,173.60x = 173,580,896.68
  5. Step 5: Solve for x
    x = 173,580,896.68/14,173.60
  6. Step 6: Final answer
    x = 12,246.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.