Home / 14,357.60-19,815.26-8,692.56

Finding the Fourth Proportional to 14,357.60, 19,815.26 and 8,692.56

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Solution

The fourth proportional to 14,357.60, 19,815.26 and 8,692.56 is: 11,996.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,357.60 : 19,815.26 = 8,692.56 : x
  2. Step 2: Convert to fraction form
    14,357.60/19,815.26 = 8,692.56/x
  3. Step 3: Cross multiply
    14,357.60x = 19,815.26 × 8,692.56
  4. Step 4: Simplify right side
    14,357.60x = 172,245,293.00
  5. Step 5: Solve for x
    x = 172,245,293.00/14,357.60
  6. Step 6: Final answer
    x = 11,996.81

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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.