Home / 14,350.53-21,525.75-3,820.54

Finding the Fourth Proportional to 14,350.53, 21,525.75 and 3,820.54

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Solution

The fourth proportional to 14,350.53, 21,525.75 and 3,820.54 is: 5,730.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,350.53 : 21,525.75 = 3,820.54 : x
  2. Step 2: Convert to fraction form
    14,350.53/21,525.75 = 3,820.54/x
  3. Step 3: Cross multiply
    14,350.53x = 21,525.75 × 3,820.54
  4. Step 4: Simplify right side
    14,350.53x = 82,239,988.91
  5. Step 5: Solve for x
    x = 82,239,988.91/14,350.53
  6. Step 6: Final answer
    x = 5,730.80

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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.