Home / 16,539.60-22,824.81-8,986.05

Finding the Fourth Proportional to 16,539.60, 22,824.81 and 8,986.05

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Solution

The fourth proportional to 16,539.60, 22,824.81 and 8,986.05 is: 12,400.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,539.60 : 22,824.81 = 8,986.05 : x
  2. Step 2: Convert to fraction form
    16,539.60/22,824.81 = 8,986.05/x
  3. Step 3: Cross multiply
    16,539.60x = 22,824.81 × 8,986.05
  4. Step 4: Simplify right side
    16,539.60x = 205,104,883.90
  5. Step 5: Solve for x
    x = 205,104,883.90/16,539.60
  6. Step 6: Final answer
    x = 12,400.84

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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.