Home / 19,935.14-29,903.41-6,785.80

Finding the Fourth Proportional to 19,935.14, 29,903.41 and 6,785.80

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Solution

The fourth proportional to 19,935.14, 29,903.41 and 6,785.80 is: 10,178.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,935.14 : 29,903.41 = 6,785.80 : x
  2. Step 2: Convert to fraction form
    19,935.14/29,903.41 = 6,785.80/x
  3. Step 3: Cross multiply
    19,935.14x = 29,903.41 × 6,785.80
  4. Step 4: Simplify right side
    19,935.14x = 202,918,493.30
  5. Step 5: Solve for x
    x = 202,918,493.30/19,935.14
  6. Step 6: Final answer
    x = 10,178.94

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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.