Home / 16,255.76-24,374.39-6,389.64

Finding the Fourth Proportional to 16,255.76, 24,374.39 and 6,389.64

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Solution

The fourth proportional to 16,255.76, 24,374.39 and 6,389.64 is: 9,580.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,255.76 : 24,374.39 = 6,389.64 : x
  2. Step 2: Convert to fraction form
    16,255.76/24,374.39 = 6,389.64/x
  3. Step 3: Cross multiply
    16,255.76x = 24,374.39 × 6,389.64
  4. Step 4: Simplify right side
    16,255.76x = 155,743,545.37
  5. Step 5: Solve for x
    x = 155,743,545.37/16,255.76
  6. Step 6: Final answer
    x = 9,580.83

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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.