Home / 25,672.20-38,573.10-16,316.70

Finding the Fourth Proportional to 25,672.20, 38,573.10 and 16,316.70

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Solution

The fourth proportional to 25,672.20, 38,573.10 and 16,316.70 is: 24,516.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,672.20 : 38,573.10 = 16,316.70 : x
  2. Step 2: Convert to fraction form
    25,672.20/38,573.10 = 16,316.70/x
  3. Step 3: Cross multiply
    25,672.20x = 38,573.10 × 16,316.70
  4. Step 4: Simplify right side
    25,672.20x = 629,385,700.77
  5. Step 5: Solve for x
    x = 629,385,700.77/25,672.20
  6. Step 6: Final answer
    x = 24,516.24

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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.