Home / 14,417.88-19,896.69-8,448.36

Finding the Fourth Proportional to 14,417.88, 19,896.69 and 8,448.36

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Solution

The fourth proportional to 14,417.88, 19,896.69 and 8,448.36 is: 11,658.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,417.88 : 19,896.69 = 8,448.36 : x
  2. Step 2: Convert to fraction form
    14,417.88/19,896.69 = 8,448.36/x
  3. Step 3: Cross multiply
    14,417.88x = 19,896.69 × 8,448.36
  4. Step 4: Simplify right side
    14,417.88x = 168,094,399.93
  5. Step 5: Solve for x
    x = 168,094,399.93/14,417.88
  6. Step 6: Final answer
    x = 11,658.75

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Half scale
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Double scale
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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.