Home / 16,694.69-23,037.36-9,621.68

Finding the Fourth Proportional to 16,694.69, 23,037.36 and 9,621.68

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Solution

The fourth proportional to 16,694.69, 23,037.36 and 9,621.68 is: 13,277.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,694.69 : 23,037.36 = 9,621.68 : x
  2. Step 2: Convert to fraction form
    16,694.69/23,037.36 = 9,621.68/x
  3. Step 3: Cross multiply
    16,694.69x = 23,037.36 × 9,621.68
  4. Step 4: Simplify right side
    16,694.69x = 221,658,105.96
  5. Step 5: Solve for x
    x = 221,658,105.96/16,694.69
  6. Step 6: Final answer
    x = 13,277.16

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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.