Home / 14,896.40-20,557.26-8,182.65

Finding the Fourth Proportional to 14,896.40, 20,557.26 and 8,182.65

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Solution

The fourth proportional to 14,896.40, 20,557.26 and 8,182.65 is: 11,292.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,896.40 : 20,557.26 = 8,182.65 : x
  2. Step 2: Convert to fraction form
    14,896.40/20,557.26 = 8,182.65/x
  3. Step 3: Cross multiply
    14,896.40x = 20,557.26 × 8,182.65
  4. Step 4: Simplify right side
    14,896.40x = 168,212,863.54
  5. Step 5: Solve for x
    x = 168,212,863.54/14,896.40
  6. Step 6: Final answer
    x = 11,292.19

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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.