Home / 16,319.27-22,519.32-9,243.92

Finding the Fourth Proportional to 16,319.27, 22,519.32 and 9,243.92

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Solution

The fourth proportional to 16,319.27, 22,519.32 and 9,243.92 is: 12,755.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,319.27 : 22,519.32 = 9,243.92 : x
  2. Step 2: Convert to fraction form
    16,319.27/22,519.32 = 9,243.92/x
  3. Step 3: Cross multiply
    16,319.27x = 22,519.32 × 9,243.92
  4. Step 4: Simplify right side
    16,319.27x = 208,166,814.17
  5. Step 5: Solve for x
    x = 208,166,814.17/16,319.27
  6. Step 6: Final answer
    x = 12,755.89

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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.