Home / 17,108.28-25,615.08-8,770.32

Finding the Fourth Proportional to 17,108.28, 25,615.08 and 8,770.32

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Solution

The fourth proportional to 17,108.28, 25,615.08 and 8,770.32 is: 13,131.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,108.28 : 25,615.08 = 8,770.32 : x
  2. Step 2: Convert to fraction form
    17,108.28/25,615.08 = 8,770.32/x
  3. Step 3: Cross multiply
    17,108.28x = 25,615.08 × 8,770.32
  4. Step 4: Simplify right side
    17,108.28x = 224,652,448.43
  5. Step 5: Solve for x
    x = 224,652,448.43/17,108.28
  6. Step 6: Final answer
    x = 13,131.21

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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.