Home / 16,143.36-24,207.24-6,780.72

Finding the Fourth Proportional to 16,143.36, 24,207.24 and 6,780.72

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Solution

The fourth proportional to 16,143.36, 24,207.24 and 6,780.72 is: 10,167.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,143.36 : 24,207.24 = 6,780.72 : x
  2. Step 2: Convert to fraction form
    16,143.36/24,207.24 = 6,780.72/x
  3. Step 3: Cross multiply
    16,143.36x = 24,207.24 × 6,780.72
  4. Step 4: Simplify right side
    16,143.36x = 164,142,516.41
  5. Step 5: Solve for x
    x = 164,142,516.41/16,143.36
  6. Step 6: Final answer
    x = 10,167.80

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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.