Home / 19,847.63-29,771.15-6,709.23

Finding the Fourth Proportional to 19,847.63, 29,771.15 and 6,709.23

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Solution

The fourth proportional to 19,847.63, 29,771.15 and 6,709.23 is: 10,063.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,847.63 : 29,771.15 = 6,709.23 : x
  2. Step 2: Convert to fraction form
    19,847.63/29,771.15 = 6,709.23/x
  3. Step 3: Cross multiply
    19,847.63x = 29,771.15 × 6,709.23
  4. Step 4: Simplify right side
    19,847.63x = 199,741,459.17
  5. Step 5: Solve for x
    x = 199,741,459.17/19,847.63
  6. Step 6: Final answer
    x = 10,063.74

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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.