Home / 17,173.76-25,756.60-4,690.82

Finding the Fourth Proportional to 17,173.76, 25,756.60 and 4,690.82

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Solution

The fourth proportional to 17,173.76, 25,756.60 and 4,690.82 is: 7,035.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,173.76 : 25,756.60 = 4,690.82 : x
  2. Step 2: Convert to fraction form
    17,173.76/25,756.60 = 4,690.82/x
  3. Step 3: Cross multiply
    17,173.76x = 25,756.60 × 4,690.82
  4. Step 4: Simplify right side
    17,173.76x = 120,819,574.41
  5. Step 5: Solve for x
    x = 120,819,574.41/17,173.76
  6. Step 6: Final answer
    x = 7,035.13

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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.