Home / 16,818.90-25,189.46-16,235.70

Finding the Fourth Proportional to 16,818.90, 25,189.46 and 16,235.70

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Solution

The fourth proportional to 16,818.90, 25,189.46 and 16,235.70 is: 24,316.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,818.90 : 25,189.46 = 16,235.70 : x
  2. Step 2: Convert to fraction form
    16,818.90/25,189.46 = 16,235.70/x
  3. Step 3: Cross multiply
    16,818.90x = 25,189.46 × 16,235.70
  4. Step 4: Simplify right side
    16,818.90x = 408,968,515.72
  5. Step 5: Solve for x
    x = 408,968,515.72/16,818.90
  6. Step 6: Final answer
    x = 24,316.01

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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.