Home / 14,000.38-19,319.82-8,695.08

Finding the Fourth Proportional to 14,000.38, 19,319.82 and 8,695.08

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Solution

The fourth proportional to 14,000.38, 19,319.82 and 8,695.08 is: 11,998.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,000.38 : 19,319.82 = 8,695.08 : x
  2. Step 2: Convert to fraction form
    14,000.38/19,319.82 = 8,695.08/x
  3. Step 3: Cross multiply
    14,000.38x = 19,319.82 × 8,695.08
  4. Step 4: Simplify right side
    14,000.38x = 167,987,347.88
  5. Step 5: Solve for x
    x = 167,987,347.88/14,000.38
  6. Step 6: Final answer
    x = 11,998.77

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.