Home / 14,539.96-20,064.54-8,571.88

Finding the Fourth Proportional to 14,539.96, 20,064.54 and 8,571.88

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Solution

The fourth proportional to 14,539.96, 20,064.54 and 8,571.88 is: 11,828.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,539.96 : 20,064.54 = 8,571.88 : x
  2. Step 2: Convert to fraction form
    14,539.96/20,064.54 = 8,571.88/x
  3. Step 3: Cross multiply
    14,539.96x = 20,064.54 × 8,571.88
  4. Step 4: Simplify right side
    14,539.96x = 171,990,829.14
  5. Step 5: Solve for x
    x = 171,990,829.14/14,539.96
  6. Step 6: Final answer
    x = 11,828.84

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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.