Home / 17,028.02-25,520.40-7,658.03

Finding the Fourth Proportional to 17,028.02, 25,520.40 and 7,658.03

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Solution

The fourth proportional to 17,028.02, 25,520.40 and 7,658.03 is: 11,477.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,028.02 : 25,520.40 = 7,658.03 : x
  2. Step 2: Convert to fraction form
    17,028.02/25,520.40 = 7,658.03/x
  3. Step 3: Cross multiply
    17,028.02x = 25,520.40 × 7,658.03
  4. Step 4: Simplify right side
    17,028.02x = 195,435,988.81
  5. Step 5: Solve for x
    x = 195,435,988.81/17,028.02
  6. Step 6: Final answer
    x = 11,477.32

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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.