Home / 19,711.42-29,567.43-6,563.80

Finding the Fourth Proportional to 19,711.42, 29,567.43 and 6,563.80

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Solution

The fourth proportional to 19,711.42, 29,567.43 and 6,563.80 is: 9,845.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,711.42 : 29,567.43 = 6,563.80 : x
  2. Step 2: Convert to fraction form
    19,711.42/29,567.43 = 6,563.80/x
  3. Step 3: Cross multiply
    19,711.42x = 29,567.43 × 6,563.80
  4. Step 4: Simplify right side
    19,711.42x = 194,074,733.99
  5. Step 5: Solve for x
    x = 194,074,733.99/19,711.42
  6. Step 6: Final answer
    x = 9,845.80

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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.