Home / 16,013.44-24,022.72-6,780.80

Finding the Fourth Proportional to 16,013.44, 24,022.72 and 6,780.80

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Solution

The fourth proportional to 16,013.44, 24,022.72 and 6,780.80 is: 10,172.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,013.44 : 24,022.72 = 6,780.80 : x
  2. Step 2: Convert to fraction form
    16,013.44/24,022.72 = 6,780.80/x
  3. Step 3: Cross multiply
    16,013.44x = 24,022.72 × 6,780.80
  4. Step 4: Simplify right side
    16,013.44x = 162,893,259.78
  5. Step 5: Solve for x
    x = 162,893,259.78/16,013.44
  6. Step 6: Final answer
    x = 10,172.28

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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.