Home / 17,736.24-24,475.56-9,778.30

Finding the Fourth Proportional to 17,736.24, 24,475.56 and 9,778.30

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Solution

The fourth proportional to 17,736.24, 24,475.56 and 9,778.30 is: 13,493.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,736.24 : 24,475.56 = 9,778.30 : x
  2. Step 2: Convert to fraction form
    17,736.24/24,475.56 = 9,778.30/x
  3. Step 3: Cross multiply
    17,736.24x = 24,475.56 × 9,778.30
  4. Step 4: Simplify right side
    17,736.24x = 239,329,368.35
  5. Step 5: Solve for x
    x = 239,329,368.35/17,736.24
  6. Step 6: Final answer
    x = 13,493.81

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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.