Home / 19,934.39-29,902.29-6,785.06

Finding the Fourth Proportional to 19,934.39, 29,902.29 and 6,785.06

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Solution

The fourth proportional to 19,934.39, 29,902.29 and 6,785.06 is: 10,177.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,934.39 : 29,902.29 = 6,785.06 : x
  2. Step 2: Convert to fraction form
    19,934.39/29,902.29 = 6,785.06/x
  3. Step 3: Cross multiply
    19,934.39x = 29,902.29 × 6,785.06
  4. Step 4: Simplify right side
    19,934.39x = 202,888,682.28
  5. Step 5: Solve for x
    x = 202,888,682.28/19,934.39
  6. Step 6: Final answer
    x = 10,177.83

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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.