Home / 17,079.20-25,618.80-5,998.40

Finding the Fourth Proportional to 17,079.20, 25,618.80 and 5,998.40

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Solution

The fourth proportional to 17,079.20, 25,618.80 and 5,998.40 is: 8,997.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,079.20 : 25,618.80 = 5,998.40 : x
  2. Step 2: Convert to fraction form
    17,079.20/25,618.80 = 5,998.40/x
  3. Step 3: Cross multiply
    17,079.20x = 25,618.80 × 5,998.40
  4. Step 4: Simplify right side
    17,079.20x = 153,671,809.92
  5. Step 5: Solve for x
    x = 153,671,809.92/17,079.20
  6. Step 6: Final answer
    x = 8,997.60

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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.