Home / 14,363.68-21,543.08-3,973

Finding the Fourth Proportional to 14,363.68, 21,543.08 and 3,973

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Solution

The fourth proportional to 14,363.68, 21,543.08 and 3,973 is: 5,958.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,363.68 : 21,543.08 = 3,973 : x
  2. Step 2: Convert to fraction form
    14,363.68/21,543.08 = 3,973/x
  3. Step 3: Cross multiply
    14,363.68x = 21,543.08 × 3,973
  4. Step 4: Simplify right side
    14,363.68x = 85,590,656.84
  5. Step 5: Solve for x
    x = 85,590,656.84/14,363.68
  6. Step 6: Final answer
    x = 5,958.83

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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.