Home / 19,716.28-29,573.58-8,029.72

Finding the Fourth Proportional to 19,716.28, 29,573.58 and 8,029.72

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Solution

The fourth proportional to 19,716.28, 29,573.58 and 8,029.72 is: 12,044.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,716.28 : 29,573.58 = 8,029.72 : x
  2. Step 2: Convert to fraction form
    19,716.28/29,573.58 = 8,029.72/x
  3. Step 3: Cross multiply
    19,716.28x = 29,573.58 × 8,029.72
  4. Step 4: Simplify right side
    19,716.28x = 237,467,566.80
  5. Step 5: Solve for x
    x = 237,467,566.80/19,716.28
  6. Step 6: Final answer
    x = 12,044.24

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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.