Home / 19,084.32-28,626.48-18,646.92

Finding the Fourth Proportional to 19,084.32, 28,626.48 and 18,646.92

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Solution

The fourth proportional to 19,084.32, 28,626.48 and 18,646.92 is: 27,970.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,084.32 : 28,626.48 = 18,646.92 : x
  2. Step 2: Convert to fraction form
    19,084.32/28,626.48 = 18,646.92/x
  3. Step 3: Cross multiply
    19,084.32x = 28,626.48 × 18,646.92
  4. Step 4: Simplify right side
    19,084.32x = 533,795,682.44
  5. Step 5: Solve for x
    x = 533,795,682.44/19,084.32
  6. Step 6: Final answer
    x = 27,970.38

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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.