Home / 14,665.87-21,998.82-3,572.50

Finding the Fourth Proportional to 14,665.87, 21,998.82 and 3,572.50

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Solution

The fourth proportional to 14,665.87, 21,998.82 and 3,572.50 is: 5,358.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,665.87 : 21,998.82 = 3,572.50 : x
  2. Step 2: Convert to fraction form
    14,665.87/21,998.82 = 3,572.50/x
  3. Step 3: Cross multiply
    14,665.87x = 21,998.82 × 3,572.50
  4. Step 4: Simplify right side
    14,665.87x = 78,590,784.45
  5. Step 5: Solve for x
    x = 78,590,784.45/14,665.87
  6. Step 6: Final answer
    x = 5,358.75

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.