Home / 14,239.53-19,651.41-8,936.19

Finding the Fourth Proportional to 14,239.53, 19,651.41 and 8,936.19

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Solution

The fourth proportional to 14,239.53, 19,651.41 and 8,936.19 is: 12,332.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,239.53 : 19,651.41 = 8,936.19 : x
  2. Step 2: Convert to fraction form
    14,239.53/19,651.41 = 8,936.19/x
  3. Step 3: Cross multiply
    14,239.53x = 19,651.41 × 8,936.19
  4. Step 4: Simplify right side
    14,239.53x = 175,608,733.53
  5. Step 5: Solve for x
    x = 175,608,733.53/14,239.53
  6. Step 6: Final answer
    x = 12,332.48

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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.