Home / 16,230.58-22,399.91-9,516.49

Finding the Fourth Proportional to 16,230.58, 22,399.91 and 9,516.49

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Solution

The fourth proportional to 16,230.58, 22,399.91 and 9,516.49 is: 13,133.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,230.58 : 22,399.91 = 9,516.49 : x
  2. Step 2: Convert to fraction form
    16,230.58/22,399.91 = 9,516.49/x
  3. Step 3: Cross multiply
    16,230.58x = 22,399.91 × 9,516.49
  4. Step 4: Simplify right side
    16,230.58x = 213,168,519.52
  5. Step 5: Solve for x
    x = 213,168,519.52/16,230.58
  6. Step 6: Final answer
    x = 13,133.76

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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.