Home / 17,081.40-25,622.10-9,208.20

Finding the Fourth Proportional to 17,081.40, 25,622.10 and 9,208.20

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Solution

The fourth proportional to 17,081.40, 25,622.10 and 9,208.20 is: 13,812.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,081.40 : 25,622.10 = 9,208.20 : x
  2. Step 2: Convert to fraction form
    17,081.40/25,622.10 = 9,208.20/x
  3. Step 3: Cross multiply
    17,081.40x = 25,622.10 × 9,208.20
  4. Step 4: Simplify right side
    17,081.40x = 235,933,421.22
  5. Step 5: Solve for x
    x = 235,933,421.22/17,081.40
  6. Step 6: Final answer
    x = 13,812.30

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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.