Home / 17,529.16-24,189.28-9,571.21

Finding the Fourth Proportional to 17,529.16, 24,189.28 and 9,571.21

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Solution

The fourth proportional to 17,529.16, 24,189.28 and 9,571.21 is: 13,207.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,529.16 : 24,189.28 = 9,571.21 : x
  2. Step 2: Convert to fraction form
    17,529.16/24,189.28 = 9,571.21/x
  3. Step 3: Cross multiply
    17,529.16x = 24,189.28 × 9,571.21
  4. Step 4: Simplify right side
    17,529.16x = 231,520,784.13
  5. Step 5: Solve for x
    x = 231,520,784.13/17,529.16
  6. Step 6: Final answer
    x = 13,207.75

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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.