Home / 17,729.09-24,466.43-9,771.20

Finding the Fourth Proportional to 17,729.09, 24,466.43 and 9,771.20

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Solution

The fourth proportional to 17,729.09, 24,466.43 and 9,771.20 is: 13,484.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,729.09 : 24,466.43 = 9,771.20 : x
  2. Step 2: Convert to fraction form
    17,729.09/24,466.43 = 9,771.20/x
  3. Step 3: Cross multiply
    17,729.09x = 24,466.43 × 9,771.20
  4. Step 4: Simplify right side
    17,729.09x = 239,066,380.82
  5. Step 5: Solve for x
    x = 239,066,380.82/17,729.09
  6. Step 6: Final answer
    x = 13,484.41

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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.