Home / 17,076.96-25,615.44-5,389.89

Finding the Fourth Proportional to 17,076.96, 25,615.44 and 5,389.89

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Solution

The fourth proportional to 17,076.96, 25,615.44 and 5,389.89 is: 8,084.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,076.96 : 25,615.44 = 5,389.89 : x
  2. Step 2: Convert to fraction form
    17,076.96/25,615.44 = 5,389.89/x
  3. Step 3: Cross multiply
    17,076.96x = 25,615.44 × 5,389.89
  4. Step 4: Simplify right side
    17,076.96x = 138,064,403.90
  5. Step 5: Solve for x
    x = 138,064,403.90/17,076.96
  6. Step 6: Final answer
    x = 8,084.84

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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.