Home / 27,215.60-37,561.59-16,611.38

Finding the Fourth Proportional to 27,215.60, 37,561.59 and 16,611.38

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Solution

The fourth proportional to 27,215.60, 37,561.59 and 16,611.38 is: 22,926.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,215.60 : 37,561.59 = 16,611.38 : x
  2. Step 2: Convert to fraction form
    27,215.60/37,561.59 = 16,611.38/x
  3. Step 3: Cross multiply
    27,215.60x = 37,561.59 × 16,611.38
  4. Step 4: Simplify right side
    27,215.60x = 623,949,797.94
  5. Step 5: Solve for x
    x = 623,949,797.94/27,215.60
  6. Step 6: Final answer
    x = 22,926.19

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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.