Home / 17,078.75-25,618.07-5,985.42

Finding the Fourth Proportional to 17,078.75, 25,618.07 and 5,985.42

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Solution

The fourth proportional to 17,078.75, 25,618.07 and 5,985.42 is: 8,978.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,078.75 : 25,618.07 = 5,985.42 : x
  2. Step 2: Convert to fraction form
    17,078.75/25,618.07 = 5,985.42/x
  3. Step 3: Cross multiply
    17,078.75x = 25,618.07 × 5,985.42
  4. Step 4: Simplify right side
    17,078.75x = 153,334,899.49
  5. Step 5: Solve for x
    x = 153,334,899.49/17,078.75
  6. Step 6: Final answer
    x = 8,978.11

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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.