Home / 16,431.24-22,691.68-10,465.58

Finding the Fourth Proportional to 16,431.24, 22,691.68 and 10,465.58

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Solution

The fourth proportional to 16,431.24, 22,691.68 and 10,465.58 is: 14,453.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,431.24 : 22,691.68 = 10,465.58 : x
  2. Step 2: Convert to fraction form
    16,431.24/22,691.68 = 10,465.58/x
  3. Step 3: Cross multiply
    16,431.24x = 22,691.68 × 10,465.58
  4. Step 4: Simplify right side
    16,431.24x = 237,481,592.37
  5. Step 5: Solve for x
    x = 237,481,592.37/16,431.24
  6. Step 6: Final answer
    x = 14,453.05

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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.