Home / 17,021.20-25,552.60-9,630.80

Finding the Fourth Proportional to 17,021.20, 25,552.60 and 9,630.80

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Solution

The fourth proportional to 17,021.20, 25,552.60 and 9,630.80 is: 14,457.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,021.20 : 25,552.60 = 9,630.80 : x
  2. Step 2: Convert to fraction form
    17,021.20/25,552.60 = 9,630.80/x
  3. Step 3: Cross multiply
    17,021.20x = 25,552.60 × 9,630.80
  4. Step 4: Simplify right side
    17,021.20x = 246,091,980.08
  5. Step 5: Solve for x
    x = 246,091,980.08/17,021.20
  6. Step 6: Final answer
    x = 14,457.97

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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.