Home / 16,790.32-23,170.69-9,237.42

Finding the Fourth Proportional to 16,790.32, 23,170.69 and 9,237.42

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Solution

The fourth proportional to 16,790.32, 23,170.69 and 9,237.42 is: 12,747.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,790.32 : 23,170.69 = 9,237.42 : x
  2. Step 2: Convert to fraction form
    16,790.32/23,170.69 = 9,237.42/x
  3. Step 3: Cross multiply
    16,790.32x = 23,170.69 × 9,237.42
  4. Step 4: Simplify right side
    16,790.32x = 214,037,395.22
  5. Step 5: Solve for x
    x = 214,037,395.22/16,790.32
  6. Step 6: Final answer
    x = 12,747.67

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.