Home / 16,851.88-25,282.68-5,166.82

Finding the Fourth Proportional to 16,851.88, 25,282.68 and 5,166.82

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Solution

The fourth proportional to 16,851.88, 25,282.68 and 5,166.82 is: 7,751.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,851.88 : 25,282.68 = 5,166.82 : x
  2. Step 2: Convert to fraction form
    16,851.88/25,282.68 = 5,166.82/x
  3. Step 3: Cross multiply
    16,851.88x = 25,282.68 × 5,166.82
  4. Step 4: Simplify right side
    16,851.88x = 130,631,056.68
  5. Step 5: Solve for x
    x = 130,631,056.68/16,851.88
  6. Step 6: Final answer
    x = 7,751.72

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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.