Home / 17,729.35-24,467.60-9,771.55

Finding the Fourth Proportional to 17,729.35, 24,467.60 and 9,771.55

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Solution

The fourth proportional to 17,729.35, 24,467.60 and 9,771.55 is: 13,485.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,729.35 : 24,467.60 = 9,771.55 : x
  2. Step 2: Convert to fraction form
    17,729.35/24,467.60 = 9,771.55/x
  3. Step 3: Cross multiply
    17,729.35x = 24,467.60 × 9,771.55
  4. Step 4: Simplify right side
    17,729.35x = 239,086,477.67
  5. Step 5: Solve for x
    x = 239,086,477.67/17,729.35
  6. Step 6: Final answer
    x = 13,485.35

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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.