Home / 14,088.22-19,456.26-12,190.69

Finding the Fourth Proportional to 14,088.22, 19,456.26 and 12,190.69

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Solution

The fourth proportional to 14,088.22, 19,456.26 and 12,190.69 is: 16,835.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,088.22 : 19,456.26 = 12,190.69 : x
  2. Step 2: Convert to fraction form
    14,088.22/19,456.26 = 12,190.69/x
  3. Step 3: Cross multiply
    14,088.22x = 19,456.26 × 12,190.69
  4. Step 4: Simplify right side
    14,088.22x = 237,185,234.22
  5. Step 5: Solve for x
    x = 237,185,234.22/14,088.22
  6. Step 6: Final answer
    x = 16,835.71

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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.