Home / 14,022.67-19,350.60-8,357.29

Finding the Fourth Proportional to 14,022.67, 19,350.60 and 8,357.29

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Solution

The fourth proportional to 14,022.67, 19,350.60 and 8,357.29 is: 11,532.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,022.67 : 19,350.60 = 8,357.29 : x
  2. Step 2: Convert to fraction form
    14,022.67/19,350.60 = 8,357.29/x
  3. Step 3: Cross multiply
    14,022.67x = 19,350.60 × 8,357.29
  4. Step 4: Simplify right side
    14,022.67x = 161,718,575.87
  5. Step 5: Solve for x
    x = 161,718,575.87/14,022.67
  6. Step 6: Final answer
    x = 11,532.65

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Half scale
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Double scale
Find fourth proportional to 14,023.67, 19,351.98 and 8,358.29
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.