Home / 19,783.59-29,682.41-6,635.94

Finding the Fourth Proportional to 19,783.59, 29,682.41 and 6,635.94

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Solution

The fourth proportional to 19,783.59, 29,682.41 and 6,635.94 is: 9,956.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,783.59 : 29,682.41 = 6,635.94 : x
  2. Step 2: Convert to fraction form
    19,783.59/29,682.41 = 6,635.94/x
  3. Step 3: Cross multiply
    19,783.59x = 29,682.41 × 6,635.94
  4. Step 4: Simplify right side
    19,783.59x = 196,970,658.64
  5. Step 5: Solve for x
    x = 196,970,658.64/19,783.59
  6. Step 6: Final answer
    x = 9,956.26

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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.