Home / 17,685.40-26,528.08-5,998.72

Finding the Fourth Proportional to 17,685.40, 26,528.08 and 5,998.72

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Solution

The fourth proportional to 17,685.40, 26,528.08 and 5,998.72 is: 8,998.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,685.40 : 26,528.08 = 5,998.72 : x
  2. Step 2: Convert to fraction form
    17,685.40/26,528.08 = 5,998.72/x
  3. Step 3: Cross multiply
    17,685.40x = 26,528.08 × 5,998.72
  4. Step 4: Simplify right side
    17,685.40x = 159,134,524.06
  5. Step 5: Solve for x
    x = 159,134,524.06/17,685.40
  6. Step 6: Final answer
    x = 8,998.07

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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.