Home / 19,932.48-29,890.35-6,785.64

Finding the Fourth Proportional to 19,932.48, 29,890.35 and 6,785.64

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Solution

The fourth proportional to 19,932.48, 29,890.35 and 6,785.64 is: 10,175.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,932.48 : 29,890.35 = 6,785.64 : x
  2. Step 2: Convert to fraction form
    19,932.48/29,890.35 = 6,785.64/x
  3. Step 3: Cross multiply
    19,932.48x = 29,890.35 × 6,785.64
  4. Step 4: Simplify right side
    19,932.48x = 202,825,154.57
  5. Step 5: Solve for x
    x = 202,825,154.57/19,932.48
  6. Step 6: Final answer
    x = 10,175.61

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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.