Home / 17,528.78-24,189.50-9,571.20

Finding the Fourth Proportional to 17,528.78, 24,189.50 and 9,571.20

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Solution

The fourth proportional to 17,528.78, 24,189.50 and 9,571.20 is: 13,208.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,528.78 : 24,189.50 = 9,571.20 : x
  2. Step 2: Convert to fraction form
    17,528.78/24,189.50 = 9,571.20/x
  3. Step 3: Cross multiply
    17,528.78x = 24,189.50 × 9,571.20
  4. Step 4: Simplify right side
    17,528.78x = 231,522,542.40
  5. Step 5: Solve for x
    x = 231,522,542.40/17,528.78
  6. Step 6: Final answer
    x = 13,208.14

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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.