Home / 14,284.08-19,712.92-7,998.48

Finding the Fourth Proportional to 14,284.08, 19,712.92 and 7,998.48

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Solution

The fourth proportional to 14,284.08, 19,712.92 and 7,998.48 is: 11,038.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,284.08 : 19,712.92 = 7,998.48 : x
  2. Step 2: Convert to fraction form
    14,284.08/19,712.92 = 7,998.48/x
  3. Step 3: Cross multiply
    14,284.08x = 19,712.92 × 7,998.48
  4. Step 4: Simplify right side
    14,284.08x = 157,673,396.36
  5. Step 5: Solve for x
    x = 157,673,396.36/14,284.08
  6. Step 6: Final answer
    x = 11,038.40

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Double scale
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Similar ratio
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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.