Home / 17,200.42-25,800.67-4,720.61

Finding the Fourth Proportional to 17,200.42, 25,800.67 and 4,720.61

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Solution

The fourth proportional to 17,200.42, 25,800.67 and 4,720.61 is: 7,080.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,200.42 : 25,800.67 = 4,720.61 : x
  2. Step 2: Convert to fraction form
    17,200.42/25,800.67 = 4,720.61/x
  3. Step 3: Cross multiply
    17,200.42x = 25,800.67 × 4,720.61
  4. Step 4: Simplify right side
    17,200.42x = 121,794,900.81
  5. Step 5: Solve for x
    x = 121,794,900.81/17,200.42
  6. Step 6: Final answer
    x = 7,080.93

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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.