Home / 16,901.10-25,351.65-7,667.10

Finding the Fourth Proportional to 16,901.10, 25,351.65 and 7,667.10

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Solution

The fourth proportional to 16,901.10, 25,351.65 and 7,667.10 is: 11,500.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,901.10 : 25,351.65 = 7,667.10 : x
  2. Step 2: Convert to fraction form
    16,901.10/25,351.65 = 7,667.10/x
  3. Step 3: Cross multiply
    16,901.10x = 25,351.65 × 7,667.10
  4. Step 4: Simplify right side
    16,901.10x = 194,373,635.72
  5. Step 5: Solve for x
    x = 194,373,635.72/16,901.10
  6. Step 6: Final answer
    x = 11,500.65

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Half scale
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Double scale
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Similar ratio
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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.