Home / 17,327.26-25,988.19-5,640.40

Finding the Fourth Proportional to 17,327.26, 25,988.19 and 5,640.40

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Solution

The fourth proportional to 17,327.26, 25,988.19 and 5,640.40 is: 8,459.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,327.26 : 25,988.19 = 5,640.40 : x
  2. Step 2: Convert to fraction form
    17,327.26/25,988.19 = 5,640.40/x
  3. Step 3: Cross multiply
    17,327.26x = 25,988.19 × 5,640.40
  4. Step 4: Simplify right side
    17,327.26x = 146,583,786.88
  5. Step 5: Solve for x
    x = 146,583,786.88/17,327.26
  6. Step 6: Final answer
    x = 8,459.72

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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.