Home / 17,117.42-23,621.78-9,563.86

Finding the Fourth Proportional to 17,117.42, 23,621.78 and 9,563.86

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Solution

The fourth proportional to 17,117.42, 23,621.78 and 9,563.86 is: 13,197.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,117.42 : 23,621.78 = 9,563.86 : x
  2. Step 2: Convert to fraction form
    17,117.42/23,621.78 = 9,563.86/x
  3. Step 3: Cross multiply
    17,117.42x = 23,621.78 × 9,563.86
  4. Step 4: Simplify right side
    17,117.42x = 225,915,396.87
  5. Step 5: Solve for x
    x = 225,915,396.87/17,117.42
  6. Step 6: Final answer
    x = 13,197.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.