Home / 25,354.10-38,021.42-8,711.03

Finding the Fourth Proportional to 25,354.10, 38,021.42 and 8,711.03

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Solution

The fourth proportional to 25,354.10, 38,021.42 and 8,711.03 is: 13,063.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,354.10 : 38,021.42 = 8,711.03 : x
  2. Step 2: Convert to fraction form
    25,354.10/38,021.42 = 8,711.03/x
  3. Step 3: Cross multiply
    25,354.10x = 38,021.42 × 8,711.03
  4. Step 4: Simplify right side
    25,354.10x = 331,205,847.09
  5. Step 5: Solve for x
    x = 331,205,847.09/25,354.10
  6. Step 6: Final answer
    x = 13,063.21

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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.