Home / 14,299.92-19,734.40-8,633.56

Finding the Fourth Proportional to 14,299.92, 19,734.40 and 8,633.56

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Solution

The fourth proportional to 14,299.92, 19,734.40 and 8,633.56 is: 11,914.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,299.92 : 19,734.40 = 8,633.56 : x
  2. Step 2: Convert to fraction form
    14,299.92/19,734.40 = 8,633.56/x
  3. Step 3: Cross multiply
    14,299.92x = 19,734.40 × 8,633.56
  4. Step 4: Simplify right side
    14,299.92x = 170,378,126.46
  5. Step 5: Solve for x
    x = 170,378,126.46/14,299.92
  6. Step 6: Final answer
    x = 11,914.62

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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.