Home / 11,359.60-17,039.40-8,594.80

Finding the Fourth Proportional to 11,359.60, 17,039.40 and 8,594.80

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Solution

The fourth proportional to 11,359.60, 17,039.40 and 8,594.80 is: 12,892.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,359.60 : 17,039.40 = 8,594.80 : x
  2. Step 2: Convert to fraction form
    11,359.60/17,039.40 = 8,594.80/x
  3. Step 3: Cross multiply
    11,359.60x = 17,039.40 × 8,594.80
  4. Step 4: Simplify right side
    11,359.60x = 146,450,235.12
  5. Step 5: Solve for x
    x = 146,450,235.12/11,359.60
  6. Step 6: Final answer
    x = 12,892.20

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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.