Home / 16,858.02-25,286.07-5,171.22

Finding the Fourth Proportional to 16,858.02, 25,286.07 and 5,171.22

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Solution

The fourth proportional to 16,858.02, 25,286.07 and 5,171.22 is: 7,756.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,858.02 : 25,286.07 = 5,171.22 : x
  2. Step 2: Convert to fraction form
    16,858.02/25,286.07 = 5,171.22/x
  3. Step 3: Cross multiply
    16,858.02x = 25,286.07 × 5,171.22
  4. Step 4: Simplify right side
    16,858.02x = 130,759,830.91
  5. Step 5: Solve for x
    x = 130,759,830.91/16,858.02
  6. Step 6: Final answer
    x = 7,756.54

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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.