Home / 19,657.50-29,486.25-5,806.14

Finding the Fourth Proportional to 19,657.50, 29,486.25 and 5,806.14

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Solution

The fourth proportional to 19,657.50, 29,486.25 and 5,806.14 is: 8,709.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,657.50 : 29,486.25 = 5,806.14 : x
  2. Step 2: Convert to fraction form
    19,657.50/29,486.25 = 5,806.14/x
  3. Step 3: Cross multiply
    19,657.50x = 29,486.25 × 5,806.14
  4. Step 4: Simplify right side
    19,657.50x = 171,201,295.58
  5. Step 5: Solve for x
    x = 171,201,295.58/19,657.50
  6. Step 6: Final answer
    x = 8,709.21

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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.