Home / 16,120.57-24,185.33-6,758.39

Finding the Fourth Proportional to 16,120.57, 24,185.33 and 6,758.39

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Solution

The fourth proportional to 16,120.57, 24,185.33 and 6,758.39 is: 10,139.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,120.57 : 24,185.33 = 6,758.39 : x
  2. Step 2: Convert to fraction form
    16,120.57/24,185.33 = 6,758.39/x
  3. Step 3: Cross multiply
    16,120.57x = 24,185.33 × 6,758.39
  4. Step 4: Simplify right side
    16,120.57x = 163,453,853.74
  5. Step 5: Solve for x
    x = 163,453,853.74/16,120.57
  6. Step 6: Final answer
    x = 10,139.46

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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.