Home / 17,736.35-24,477.27-9,778.56

Finding the Fourth Proportional to 17,736.35, 24,477.27 and 9,778.56

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Solution

The fourth proportional to 17,736.35, 24,477.27 and 9,778.56 is: 13,495.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,736.35 : 24,477.27 = 9,778.56 : x
  2. Step 2: Convert to fraction form
    17,736.35/24,477.27 = 9,778.56/x
  3. Step 3: Cross multiply
    17,736.35x = 24,477.27 × 9,778.56
  4. Step 4: Simplify right side
    17,736.35x = 239,352,404.44
  5. Step 5: Solve for x
    x = 239,352,404.44/17,736.35
  6. Step 6: Final answer
    x = 13,495.02

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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.