Home / 16,785.63-25,180.88-5,097.33

Finding the Fourth Proportional to 16,785.63, 25,180.88 and 5,097.33

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Solution

The fourth proportional to 16,785.63, 25,180.88 and 5,097.33 is: 7,646.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,785.63 : 25,180.88 = 5,097.33 : x
  2. Step 2: Convert to fraction form
    16,785.63/25,180.88 = 5,097.33/x
  3. Step 3: Cross multiply
    16,785.63x = 25,180.88 × 5,097.33
  4. Step 4: Simplify right side
    16,785.63x = 128,355,229.56
  5. Step 5: Solve for x
    x = 128,355,229.56/16,785.63
  6. Step 6: Final answer
    x = 7,646.73

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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.