Home / 19,815.90-29,760.84-17,444.82

Finding the Fourth Proportional to 19,815.90, 29,760.84 and 17,444.82

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Solution

The fourth proportional to 19,815.90, 29,760.84 and 17,444.82 is: 26,199.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,815.90 : 29,760.84 = 17,444.82 : x
  2. Step 2: Convert to fraction form
    19,815.90/29,760.84 = 17,444.82/x
  3. Step 3: Cross multiply
    19,815.90x = 29,760.84 × 17,444.82
  4. Step 4: Simplify right side
    19,815.90x = 519,172,496.85
  5. Step 5: Solve for x
    x = 519,172,496.85/19,815.90
  6. Step 6: Final answer
    x = 26,199.79

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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.