Home / 16,979.64-25,465.81-10,651.46

Finding the Fourth Proportional to 16,979.64, 25,465.81 and 10,651.46

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Solution

The fourth proportional to 16,979.64, 25,465.81 and 10,651.46 is: 15,974.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,979.64 : 25,465.81 = 10,651.46 : x
  2. Step 2: Convert to fraction form
    16,979.64/25,465.81 = 10,651.46/x
  3. Step 3: Cross multiply
    16,979.64x = 25,465.81 × 10,651.46
  4. Step 4: Simplify right side
    16,979.64x = 271,248,003.33
  5. Step 5: Solve for x
    x = 271,248,003.33/16,979.64
  6. Step 6: Final answer
    x = 15,974.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.