Home / 14,366.05-19,827.51-8,396.56

Finding the Fourth Proportional to 14,366.05, 19,827.51 and 8,396.56

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Solution

The fourth proportional to 14,366.05, 19,827.51 and 8,396.56 is: 11,588.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,366.05 : 19,827.51 = 8,396.56 : x
  2. Step 2: Convert to fraction form
    14,366.05/19,827.51 = 8,396.56/x
  3. Step 3: Cross multiply
    14,366.05x = 19,827.51 × 8,396.56
  4. Step 4: Simplify right side
    14,366.05x = 166,482,778.23
  5. Step 5: Solve for x
    x = 166,482,778.23/14,366.05
  6. Step 6: Final answer
    x = 11,588.63

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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.