Home / 16,540.61-24,786.30-13,039.13

Finding the Fourth Proportional to 16,540.61, 24,786.30 and 13,039.13

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Solution

The fourth proportional to 16,540.61, 24,786.30 and 13,039.13 is: 19,539.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,540.61 : 24,786.30 = 13,039.13 : x
  2. Step 2: Convert to fraction form
    16,540.61/24,786.30 = 13,039.13/x
  3. Step 3: Cross multiply
    16,540.61x = 24,786.30 × 13,039.13
  4. Step 4: Simplify right side
    16,540.61x = 323,191,759.36
  5. Step 5: Solve for x
    x = 323,191,759.36/16,540.61
  6. Step 6: Final answer
    x = 19,539.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.