Home / 17,811.49-24,579.67-9,745.07

Finding the Fourth Proportional to 17,811.49, 24,579.67 and 9,745.07

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Solution

The fourth proportional to 17,811.49, 24,579.67 and 9,745.07 is: 13,448.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,811.49 : 24,579.67 = 9,745.07 : x
  2. Step 2: Convert to fraction form
    17,811.49/24,579.67 = 9,745.07/x
  3. Step 3: Cross multiply
    17,811.49x = 24,579.67 × 9,745.07
  4. Step 4: Simplify right side
    17,811.49x = 239,530,549.64
  5. Step 5: Solve for x
    x = 239,530,549.64/17,811.49
  6. Step 6: Final answer
    x = 13,448.09

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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.