Home / 14,575.99-21,861.64-5,214.26

Finding the Fourth Proportional to 14,575.99, 21,861.64 and 5,214.26

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Solution

The fourth proportional to 14,575.99, 21,861.64 and 5,214.26 is: 7,820.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,575.99 : 21,861.64 = 5,214.26 : x
  2. Step 2: Convert to fraction form
    14,575.99/21,861.64 = 5,214.26/x
  3. Step 3: Cross multiply
    14,575.99x = 21,861.64 × 5,214.26
  4. Step 4: Simplify right side
    14,575.99x = 113,992,139.61
  5. Step 5: Solve for x
    x = 113,992,139.61/14,575.99
  6. Step 6: Final answer
    x = 7,820.54

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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.