Home / 16,142.35-24,209.67-6,782.55

Finding the Fourth Proportional to 16,142.35, 24,209.67 and 6,782.55

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Solution

The fourth proportional to 16,142.35, 24,209.67 and 6,782.55 is: 10,172.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,142.35 : 24,209.67 = 6,782.55 : x
  2. Step 2: Convert to fraction form
    16,142.35/24,209.67 = 6,782.55/x
  3. Step 3: Cross multiply
    16,142.35x = 24,209.67 × 6,782.55
  4. Step 4: Simplify right side
    16,142.35x = 164,203,176.21
  5. Step 5: Solve for x
    x = 164,203,176.21/16,142.35
  6. Step 6: Final answer
    x = 10,172.20

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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.