Home / 14,893.60-20,553.18-8,087.62

Finding the Fourth Proportional to 14,893.60, 20,553.18 and 8,087.62

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Solution

The fourth proportional to 14,893.60, 20,553.18 and 8,087.62 is: 11,160.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,893.60 : 20,553.18 = 8,087.62 : x
  2. Step 2: Convert to fraction form
    14,893.60/20,553.18 = 8,087.62/x
  3. Step 3: Cross multiply
    14,893.60x = 20,553.18 × 8,087.62
  4. Step 4: Simplify right side
    14,893.60x = 166,226,309.63
  5. Step 5: Solve for x
    x = 166,226,309.63/14,893.60
  6. Step 6: Final answer
    x = 11,160.92

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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.