Home / 17,078.20-25,617.30-9,302.20

Finding the Fourth Proportional to 17,078.20, 25,617.30 and 9,302.20

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Solution

The fourth proportional to 17,078.20, 25,617.30 and 9,302.20 is: 13,953.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,078.20 : 25,617.30 = 9,302.20 : x
  2. Step 2: Convert to fraction form
    17,078.20/25,617.30 = 9,302.20/x
  3. Step 3: Cross multiply
    17,078.20x = 25,617.30 × 9,302.20
  4. Step 4: Simplify right side
    17,078.20x = 238,297,248.06
  5. Step 5: Solve for x
    x = 238,297,248.06/17,078.20
  6. Step 6: Final answer
    x = 13,953.30

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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.