Home / 17,745.13-24,487.80-9,786.82

Finding the Fourth Proportional to 17,745.13, 24,487.80 and 9,786.82

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Solution

The fourth proportional to 17,745.13, 24,487.80 and 9,786.82 is: 13,505.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,745.13 : 24,487.80 = 9,786.82 : x
  2. Step 2: Convert to fraction form
    17,745.13/24,487.80 = 9,786.82/x
  3. Step 3: Cross multiply
    17,745.13x = 24,487.80 × 9,786.82
  4. Step 4: Simplify right side
    17,745.13x = 239,657,690.80
  5. Step 5: Solve for x
    x = 239,657,690.80/17,745.13
  6. Step 6: Final answer
    x = 13,505.55

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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.