Home / 15,619.56-23,429.04-4,525.80

Finding the Fourth Proportional to 15,619.56, 23,429.04 and 4,525.80

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Solution

The fourth proportional to 15,619.56, 23,429.04 and 4,525.80 is: 6,788.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,619.56 : 23,429.04 = 4,525.80 : x
  2. Step 2: Convert to fraction form
    15,619.56/23,429.04 = 4,525.80/x
  3. Step 3: Cross multiply
    15,619.56x = 23,429.04 × 4,525.80
  4. Step 4: Simplify right side
    15,619.56x = 106,035,149.23
  5. Step 5: Solve for x
    x = 106,035,149.23/15,619.56
  6. Step 6: Final answer
    x = 6,788.61

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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.