Home / 14,176.94-19,555.57-8,867.39

Finding the Fourth Proportional to 14,176.94, 19,555.57 and 8,867.39

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Solution

The fourth proportional to 14,176.94, 19,555.57 and 8,867.39 is: 12,231.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,176.94 : 19,555.57 = 8,867.39 : x
  2. Step 2: Convert to fraction form
    14,176.94/19,555.57 = 8,867.39/x
  3. Step 3: Cross multiply
    14,176.94x = 19,555.57 × 8,867.39
  4. Step 4: Simplify right side
    14,176.94x = 173,406,865.86
  5. Step 5: Solve for x
    x = 173,406,865.86/14,176.94
  6. Step 6: Final answer
    x = 12,231.61

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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.