Home / 14,184.05-19,577.43-8,214.75

Finding the Fourth Proportional to 14,184.05, 19,577.43 and 8,214.75

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Solution

The fourth proportional to 14,184.05, 19,577.43 and 8,214.75 is: 11,338.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,184.05 : 19,577.43 = 8,214.75 : x
  2. Step 2: Convert to fraction form
    14,184.05/19,577.43 = 8,214.75/x
  3. Step 3: Cross multiply
    14,184.05x = 19,577.43 × 8,214.75
  4. Step 4: Simplify right side
    14,184.05x = 160,823,693.09
  5. Step 5: Solve for x
    x = 160,823,693.09/14,184.05
  6. Step 6: Final answer
    x = 11,338.35

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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.