Home / 17,087.13-25,621.56-8,763.75

Finding the Fourth Proportional to 17,087.13, 25,621.56 and 8,763.75

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Solution

The fourth proportional to 17,087.13, 25,621.56 and 8,763.75 is: 13,140.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,087.13 : 25,621.56 = 8,763.75 : x
  2. Step 2: Convert to fraction form
    17,087.13/25,621.56 = 8,763.75/x
  3. Step 3: Cross multiply
    17,087.13x = 25,621.56 × 8,763.75
  4. Step 4: Simplify right side
    17,087.13x = 224,540,946.45
  5. Step 5: Solve for x
    x = 224,540,946.45/17,087.13
  6. Step 6: Final answer
    x = 13,140.94

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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.